Rehydration Solutions
Fluid Therapy
Diarrhea
Antidiarrheals
Cholera
Solutions
Electrolytes
Hypotonic Solutions
Bicarbonates
Water
Osmolar Concentration
Glucose
Gastroenteritis
Potassium Chloride
Sodium
Rotavirus Infections
Oryza sativa
Jejunum
Cholera Toxin
Freeze Drying
Intestine, Small
Double-Blind Method
Lichens
Potassium
First do no harm: making oral rehydration solution safer in a cholera epidemic. (1/113)
Oral rehydration solution (ORS) is lifesaving therapy for cholera and pediatric diarrhea. During a cholera epidemic in Guinea-Bissau, we evaluated the microbiologic quality of ORS prepared at a hospital and tested a simple intervention using special vessels for disinfecting tap water with bleach and for preparing, storing, and dispensing ORS. Few coliform bacteria and Escherichia coli were recovered from tap water; however, pre-intervention ORS contained numerous bacteria including E. coli and toxigenic Vibrio cholerae O1. In contrast, ORS samples from intervention vessels had few or no coliform bacteria, no E. coli, and no V. cholerae. Mean pre-intervention counts of coliform bacteria (3.4 x 10(7) colony-forming units [cfu]/100 ml) and E. coli (6.2 x 10(3) cfu) decreased significantly during the intervention period to 3.6 x 10(2) cfu and 0 cfu, respectively (P < 0.001). This simple system using bleach disinfectant and special storage vessels prevents bacterial contamination of ORS and reduces the risk of nosocomial transmission of cholera and other enteric pathogens. (+info)Effect of hypervolemic therapy on cerebral blood flow after subarachnoid hemorrhage : a randomized controlled trial. (2/113)
BACKGROUND AND PURPOSE: Cerebral blood flow (CBF) is reduced after subarachnoid hemorrhage (SAH), and symptomatic vasospasm is a major cause of morbidity and mortality. Volume expansion has been reported to increase CBF after SAH, but CBF values in hypervolemic (HV) and normovolemic (NV) subjects have never been directly compared. METHODS: On the day after aneurysm clipping, we randomly assigned 82 patients to receive HV or NV fluid management until SAH day 14. In addition to 80 mL/h of isotonic crystalloid, 250 mL of 5% albumin solution was given every 2 hours to maintain normal (NV group, n=41) or elevated (HV group, n=41) cardiac filling pressures. CBF ((133)xenon clearance) was measured before randomization and approximately every 3 days thereafter (mean, 4.5 studies per patient). RESULTS: HV patients received significantly more fluid and had higher pulmonary artery diastolic and central venous pressures than NV patients, but there was no effect on net fluid balance or on blood volume measured on the third postoperative day. There was no difference in mean global CBF during the treatment period between HV and NV patients (P=0.55, random-effects model). Symptomatic vasospasm occurred in 20% of patients in each group and was associated with reduced minimum regional CBF values (P=0.04). However, there was also no difference in minimum regional CBF between the 2 treatment groups. CONCLUSIONS: HV therapy resulted in increased cardiac filling pressures and fluid intake but did not increase CBF or blood volume compared with NV therapy. Although careful fluid management to avoid hypovolemia may reduce the risk of delayed cerebral ischemia after SAH, prophylactic HV therapy is unlikely to confer an additional benefit. (+info)Input rate as a major determinant of furosemide pharmacodynamics: influence of fluid replacement and hypoalbuminemia. (3/113)
To investigate how the response to a bolus and an infusion of furosemide is modulated by the rate of fluid replacement and by hypoalbuminemia, rabbits received 5 mg/kg of furosemide as a bolus or infused over 60 min, whereas diuresis was replaced with 13, 121, or 238 ml/h NaCl 0.9%/glucose 5% (50:50). Natriuretic and diuretic efficiencies were greater with the infusion than with the bolus of furosemide. Fluid replacement increased natriuretic and diuretic efficiency of furosemide bolus but only diuretic efficiency of furosemide infusion. Furosemide net fluid depletion reached a plateau when fluid replacement increased beyond 121 ml/h. Repeated plasmapheresis decreased plasma albumin by 30% (P <.05) and increased furosemide unbound fraction (P <.05). Compared with control rabbits, hypoalbuminemia decreased the natriuresis of the bolus (22.7 +/- 1.5-16.6 +/- 1.3 mmol, P <.05) but not that elicited by furosemide infusion (26.2 +/- 1.8 mmol). Given as a bolus, furosemide natriuretic and diuretic response as a function of its urinary rate of excretion exhibited an hyperbolic relationship, and after its infusion a clockwise hysteresis, denoting tolerance. Plasma renin activity was increased by the bolus and the infusion of furosemide, even in the presence of 121 ml/h of fluid replacement. It is concluded that: 1) the increase in natriuretic/diuretic efficiency of the bolus induced by fluid replacement is greater than when furosemide is infused, 2) furosemide net effect does not increase proportionally to fluid replacement, and 3) the infusion of furosemide prevents the hypoalbuminemia-induced decrease in response of furosemide given as a bolus. (+info)Effects of anion substitution on hydration behavior and water uptake of the red-spotted toad, Bufo punctatus: is there an anion paradox in amphibian skin? (4/113)
Amphibians absorb water osmotically across their skins and rely on chemosensory information from the skin to assess the suitability of hydration sources. The time spent with skin in contact with a moist surface provides a quantitative measure of their ability to perceive the ionic and osmotic properties of aqueous solutions. Dehydrated toads given hyperosmotic (250 mM) solutions of NaCl or Na-gluconate showed significantly longer periods of hydration behavior on the gluconate solution, but they lost water osmotically when immersed in either solution. Similarly, dehydrated toads given 250 mM solutions of NaCl, Na-acetate, Na-phosphate or Na-gluconate showed a progressively greater length of hydration time on solutions with the larger mol. wt anions. These results are consistent with the chemosensory phenomenon previously described in mammalian tongue as 'anion paradox'. On dilute (50 mM) solutions of NaCl or Na-gluconate, the hydration time was not different between anions, despite toads gaining water more rapidly when immersed in dilute NaCl than in Na-gluconate solutions. The differing behavioral results with hyperosmotic and hypoosmotic salt solutions suggest that chemosensory transduction through toad skin involves both transcellular and paracellular pathways. (+info)Double blind, randomised controlled clinical trial of hypo-osmolar oral rehydration salt solution in dehydrating acute diarrhoea in severely malnourished (marasmic) children. (5/113)
AIMS: To compare the clinical efficacy of hypo-osmolar oral rehydration salt (ORS) solution (224 mmol/l) and standard ORS solution (311 mmol/l) in severely malnourished (marasmic) children having less than 60% Harvard standard weight for age with dehydrating acute watery diarrhoea. METHODS: In a double blind, randomised, controlled trial, 64 children aged 6-48 months were randomly assigned standard (n = 32) or hypo-osmolar ORS (n = 32). RESULTS: Stool output (52.3 v 96.6 g/kg/day), duration of diarrhoea (41.5 v 66.4 hours), intake of ORS (111.5 v 168.9 ml/kg/day), and fluid intake (214.6 v 278.3 ml/kg/day) were significantly less in the hypo-osmolar group than in the standard ORS group. Percentage of weight gain on recovery in the hypo-osmolar group was also significantly less (4.3 v 5.4% of admission weight) than in the standard ORS group. A total of 29 (91%) children in the standard ORS group and 32 (100%) children in the hypo-osmolar group recovered within five days of initiation of therapy. Mean serum sodium and potassium concentrations on recovery were within the normal range in both groups. CONCLUSION: Our findings suggest that hypo-osmolar ORS has beneficial effects on the clinical course of dehydrating acute watery diarrhoea in severely malnourished (marasmic) children. Furthermore, children did not become hyponatraemic after receiving hypo-osmolar ORS. (+info)Comparison of abomasal emptying in neonatal calves with a nuclear scintigraphic procedure. (6/113)
The purpose of the present study was to demonstrate that nuclear medicine technology allows observation of the effect that milk clotting has on abomasal emptying in the living neonatal calf. Scintigraphic evaluation of abomasal emptying was carried out in 6 healthy male Holstein calves. The calves were fed 10% of their body weight daily as whole cow's milk that was divided equally and consumed as 2 feedings via a nipple bottle. One day before the nuclear scintigraphic procedure, the calves were randomly fed whole cow's milk, or an oral rehydration solution (ORS) containing bicarbonate and high levels of soluble fibre was fed for 3 consecutive feedings an hour before the portion of milk. For each calf, both feeding programs were repeated twice at a one-week interval. Immediately following administration of the 99mTC-sulfur-colloid-containing milk, the calves were imaged with the gamma camera positioned lateral and ventral to the abomasum. Additional right lateral and ventral views of the abomasum were collected at 15, 30, 45, 60, 90, 120, 150, 180, 210, and 240 min after administration of the radionuclide. Blood glucose determination were performed at one-hour intervals for 7 h after feeding milk to evaluate milk digestibility in both feeding programs. No significant differences in the results of the glucose absorption test or in the radionuclide counts of the abomasum were found between both feeding programs. Scintigraphic evaluation of abomasal emptying was found to be a useful technique for visualization of milk clotting and to test the effect of an ORS on milk digestibility. (+info)Issues in contemporary fluid management. (7/113)
Fluid management strategies need to be guided by an understanding of the pathophysiologic mechanisms underlying fluid imbalance. In the hypovolaemic patient, reduced circulating blood volume and venous return and, in severe cases, altered tissue perfusion may initiate a cascade of pathophysiologic processes culminating in multiple organ failure. The objectives of fluid management are to maintain adequate blood pressure, tissue oxygenation and intravascular fluid volume. Both crystalloids and colloids can be useful for these purposes. In the hypovolaemic patient with normal pulmonary function, the use of colloids to maintain colloid osmotic pressure can limit the development of peripheral as well as pulmonary oedema. However, choice of fluid is less important in states of increased lung capillary permeability. Further evidence is needed to broaden understanding of the optimal roles for particular fluid management strategies. Experimental models can make an important contribution in gathering such evidence. Rigorous pharmacoeconomic studies are also needed to define the benefits and costs of differing fluid regimens. (+info)An alternative pathway for preclinical research in fluid management. (8/113)
Recent meta-analyses have created uncertainties regarding the appropriate clinical role of colloid resuscitation fluids in critically ill patients and prompted changes in fluid management practice. Such changes may not be justified in view of methodological limitations inherent in the meta-analyses. Further research is nevertheless needed to resolve the questions raised concerning the relationship between choice of resuscitation fluid and patient outcome. Animal studies can play an important part by reliably indicating whether particular fluids are likely to prove effective and safe in clinical trials. It is important to avoid costly large-scale clinical trials that fail to demonstrate the clinical utility of the tested therapy, as resources expended in failed trials raise overall development costs and thereby restrict the range of therapies meeting criteria of commercial feasibility. Promising therapies may thus not be pursued, even though an urgent clinical need may exist. An alternative pathway of preclinical research may be of value in avoiding some of the major clinical trial failures of recent years, particularly in the area of sepsis. This alternative pathway commences with the formulation of hypotheses by therapeutics developers. Independent preclinical investigators are challenged, by means of a competitive request for proposals, to test the hypotheses in rigorous randomized studies employing clinically relevant animal models. Promising proposals would then be selected for further development with the aid of peer review. The results of the randomized animal studies, along with other preclinical data, could also be evaluated using accepted principles of 'critical appraisal' commonly applied to clinical trial results. This critical appraisal might, where appropriate, include meta-analysis of animal study findings. This alternative preclinical pathway to new product evaluation should be completed before the commencement of large-scale clinical trials. (+info)Rehydration solutions are medically formulated drinks designed to restore fluid and electrolyte balance in the body, particularly when someone is dehydrated due to vomiting, diarrhea, or excessive sweating. These solutions typically contain water, glucose (or sucrose), and essential electrolytes such as sodium, potassium, chloride, and bicarbonate in specific concentrations to match the body's needs. Common examples of rehydration solutions include oral rehydration salts (ORS) and sports drinks, which help replenish the body's water and electrolyte levels, promoting rapid and effective rehydration.
Fluid therapy, in a medical context, refers to the administration of fluids into a patient's circulatory system for various therapeutic purposes. This can be done intravenously (through a vein), intraosseously (through a bone), or subcutaneously (under the skin). The goal of fluid therapy is to correct or prevent imbalances in the body's fluids and electrolytes, maintain or restore blood volume, and support organ function.
The types of fluids used in fluid therapy can include crystalloids (which contain electrolytes and water) and colloids (which contain larger molecules like proteins). The choice of fluid depends on the patient's specific needs and condition. Fluid therapy is commonly used in the treatment of dehydration, shock, sepsis, trauma, surgery, and other medical conditions that can affect the body's fluid balance.
Proper administration of fluid therapy requires careful monitoring of the patient's vital signs, urine output, electrolyte levels, and overall clinical status to ensure that the therapy is effective and safe.
Dehydration is a condition that occurs when your body loses more fluids than it takes in. It's normal to lose water throughout the day through activities like breathing, sweating, and urinating; however, if you don't replenish this lost fluid, your body can become dehydrated.
Mild to moderate dehydration can cause symptoms such as:
- Dry mouth
- Fatigue or weakness
- Dizziness or lightheadedness
- Headache
- Dark colored urine
- Muscle cramps
Severe dehydration can lead to more serious health problems, including heat injury, urinary and kidney problems, seizures, and even hypovolemic shock, a life-threatening condition that occurs when your blood volume is too low.
Dehydration can be caused by various factors such as illness (e.g., diarrhea, vomiting), excessive sweating, high fever, burns, alcohol consumption, and certain medications. It's essential to stay hydrated by drinking plenty of fluids, especially during hot weather, exercise, or when you're ill.
Infantile diarrhea is a medical condition characterized by loose, watery stools in infants and young children. It can be caused by various factors such as viral or bacterial infections, food intolerances, allergies, or malabsorption disorders. In some cases, it may also be associated with certain medications or underlying medical conditions.
Infantile diarrhea can lead to dehydration and other complications if not treated promptly and properly. It is important to monitor the infant's hydration status by checking for signs of dehydration such as dry mouth, sunken eyes, and decreased urine output. If diarrhea persists or is accompanied by vomiting, fever, or other concerning symptoms, it is recommended to seek medical attention promptly.
Treatment for infantile diarrhea typically involves rehydration with oral electrolyte solutions, as well as addressing the underlying cause of the diarrhea if possible. In severe cases, hospitalization and intravenous fluids may be necessary.
Diarrhea is a condition in which an individual experiences loose, watery stools frequently, often exceeding three times a day. It can be acute, lasting for several days, or chronic, persisting for weeks or even months. Diarrhea can result from various factors, including viral, bacterial, or parasitic infections, food intolerances, medications, and underlying medical conditions such as inflammatory bowel disease or irritable bowel syndrome. Dehydration is a potential complication of diarrhea, particularly in severe cases or in vulnerable populations like young children and the elderly.
Antidiarrheals are a class of medications that are used to treat diarrhea. They work by either slowing down the movement of the gut or increasing the absorption of water and electrolytes in the intestines, which helps to thicken the stool and reduce the frequency of bowel movements.
Some common examples of antidiarrheal medications include loperamide (Imodium), diphenoxylate/atropine (Lomotil), and bismuth subsalicylate (Pepto-Bismol). These medications can be effective in managing acute diarrhea, but it's important to use them only as directed and for a limited period of time. Prolonged use or overuse of antidiarrheals can lead to serious side effects, such as constipation, dehydration, and dependence.
It's also worth noting that while antidiarrheals can help manage the symptoms of diarrhea, they do not address the underlying cause of the condition. If you have chronic or severe diarrhea, it's important to speak with a healthcare provider to determine the root cause and develop an appropriate treatment plan.
Cholera is an infectious disease caused by the bacterium Vibrio cholerae, which is usually transmitted through contaminated food or water. The main symptoms of cholera are profuse watery diarrhea, vomiting, and dehydration, which can lead to electrolyte imbalances, shock, and even death if left untreated. Cholera remains a significant public health concern in many parts of the world, particularly in areas with poor sanitation and hygiene. The disease is preventable through proper food handling, safe water supplies, and improved sanitation, as well as vaccination for those at high risk.
In the context of medical terminology, "solutions" refers to a homogeneous mixture of two or more substances, in which one substance (the solute) is uniformly distributed within another substance (the solvent). The solvent is typically the greater component of the solution and is capable of dissolving the solute.
Solutions can be classified based on the physical state of the solvent and solute. For instance, a solution in which both the solvent and solute are liquids is called a liquid solution or simply a solution. A solid solution is one where the solvent is a solid and the solute is either a gas, liquid, or solid. Similarly, a gas solution refers to a mixture where the solvent is a gas and the solute can be a gas, liquid, or solid.
In medical applications, solutions are often used as vehicles for administering medications, such as intravenous (IV) fluids, oral rehydration solutions, eye drops, and topical creams or ointments. The composition of these solutions is carefully controlled to ensure the appropriate concentration and delivery of the active ingredients.
Electrolytes are substances that, when dissolved in water, break down into ions that can conduct electricity. In the body, electrolytes are responsible for regulating various important physiological functions, including nerve and muscle function, maintaining proper hydration and acid-base balance, and helping to repair tissue damage.
The major electrolytes found in the human body include sodium, potassium, chloride, bicarbonate, calcium, magnesium, and phosphate. These electrolytes are tightly regulated by various mechanisms, including the kidneys, which help to maintain their proper balance in the body.
When there is an imbalance of electrolytes in the body, it can lead to a range of symptoms and health problems. For example, low levels of sodium (hyponatremia) can cause confusion, seizures, and even coma, while high levels of potassium (hyperkalemia) can lead to heart arrhythmias and muscle weakness.
Electrolytes are also lost through sweat during exercise or illness, so it's important to replace them through a healthy diet or by drinking fluids that contain electrolytes, such as sports drinks or coconut water. In some cases, electrolyte imbalances may require medical treatment, such as intravenous (IV) fluids or medication.
A hypotonic solution is a type of fluid that has a lower osmotic pressure than another fluid. In the context of medical and physiological terms, it typically refers to a solution that has a lower solute concentration (and therefore lower osmolarity) than the fluids found in the body's cells.
When a hypotonic solution is introduced into the body or comes into contact with body tissues, water molecules tend to move from the area of lower solute concentration (the hypotonic solution) to the area of higher solute concentration (the body's fluids), in an attempt to equalize the osmotic pressure. This movement of water can cause cells to swell and potentially burst if the difference in osmolarity is significant or if the exposure is prolonged.
Hypotonic solutions are sometimes used medically for specific purposes, such as in irrigation solutions or in certain types of intravenous fluids, where careful control of osmotic pressure is required. However, it's important to use them appropriately and under medical supervision to avoid potential adverse effects.
Bicarbonates, also known as sodium bicarbonate or baking soda, is a chemical compound with the formula NaHCO3. In the context of medical definitions, bicarbonates refer to the bicarbonate ion (HCO3-), which is an important buffer in the body that helps maintain normal pH levels in blood and other bodily fluids.
The balance of bicarbonate and carbonic acid in the body helps regulate the acidity or alkalinity of the blood, a condition known as pH balance. Bicarbonates are produced by the body and are also found in some foods and drinking water. They work to neutralize excess acid in the body and help maintain the normal pH range of 7.35 to 7.45.
In medical testing, bicarbonate levels may be measured as part of an electrolyte panel or as a component of arterial blood gas (ABG) analysis. Low bicarbonate levels can indicate metabolic acidosis, while high levels can indicate metabolic alkalosis. Both conditions can have serious consequences if not treated promptly and appropriately.
Desiccation is a medical term that refers to the process of extreme dryness or the state of being dried up. It is the removal of water or moisture from an object or tissue, which can lead to its dehydration and preservation. In medicine, desiccation may be used as a therapeutic technique for treating certain conditions, such as drying out wet wounds or preventing infection in surgical instruments. However, desiccation can also have harmful effects on living tissues, leading to cell damage or death.
In a broader context, desiccation is also used to describe the process of drying up of an organ, tissue, or body part due to various reasons such as exposure to air, heat, or certain medical conditions that affect moisture regulation in the body. For example, diabetic patients may experience desiccation of their skin due to decreased moisture production and increased evaporation caused by high blood sugar levels. Similarly, people living in dry climates or using central heating systems may experience desiccation of their mucous membranes, leading to dryness of the eyes, nose, and throat.
Medical definitions of water generally describe it as a colorless, odorless, tasteless liquid that is essential for all forms of life. It is a universal solvent, making it an excellent medium for transporting nutrients and waste products within the body. Water constitutes about 50-70% of an individual's body weight, depending on factors such as age, sex, and muscle mass.
In medical terms, water has several important functions in the human body:
1. Regulation of body temperature through perspiration and respiration.
2. Acting as a lubricant for joints and tissues.
3. Facilitating digestion by helping to break down food particles.
4. Transporting nutrients, oxygen, and waste products throughout the body.
5. Helping to maintain healthy skin and mucous membranes.
6. Assisting in the regulation of various bodily functions, such as blood pressure and heart rate.
Dehydration can occur when an individual does not consume enough water or loses too much fluid due to illness, exercise, or other factors. This can lead to a variety of symptoms, including dry mouth, fatigue, dizziness, and confusion. Severe dehydration can be life-threatening if left untreated.
Osmolar concentration is a measure of the total number of solute particles (such as ions or molecules) dissolved in a solution per liter of solvent (usually water), which affects the osmotic pressure. It is expressed in units of osmoles per liter (osmol/L). Osmolarity and osmolality are related concepts, with osmolarity referring to the number of osmoles per unit volume of solution, typically measured in liters, while osmolality refers to the number of osmoles per kilogram of solvent. In clinical contexts, osmolar concentration is often used to describe the solute concentration of bodily fluids such as blood or urine.
Intestinal absorption refers to the process by which the small intestine absorbs water, nutrients, and electrolytes from food into the bloodstream. This is a critical part of the digestive process, allowing the body to utilize the nutrients it needs and eliminate waste products. The inner wall of the small intestine contains tiny finger-like projections called villi, which increase the surface area for absorption. Nutrients are absorbed into the bloodstream through the walls of the capillaries in these villi, and then transported to other parts of the body for use or storage.
Glucose is a simple monosaccharide (or single sugar) that serves as the primary source of energy for living organisms. It's a fundamental molecule in biology, often referred to as "dextrose" or "grape sugar." Glucose has the molecular formula C6H12O6 and is vital to the functioning of cells, especially those in the brain and nervous system.
In the body, glucose is derived from the digestion of carbohydrates in food, and it's transported around the body via the bloodstream to cells where it can be used for energy. Cells convert glucose into a usable form through a process called cellular respiration, which involves a series of metabolic reactions that generate adenosine triphosphate (ATP)—the main currency of energy in cells.
Glucose is also stored in the liver and muscles as glycogen, a polysaccharide (multiple sugar) that can be broken down back into glucose when needed for energy between meals or during physical activity. Maintaining appropriate blood glucose levels is crucial for overall health, and imbalances can lead to conditions such as diabetes mellitus.
Gastroenteritis is not a medical condition itself, but rather a symptom-based description of inflammation in the gastrointestinal tract, primarily involving the stomach and intestines. It's often referred to as "stomach flu," although it's not caused by influenza virus.
Medically, gastroenteritis is defined as an inflammation of the mucous membrane of the stomach and intestines, usually resulting in symptoms such as diarrhea, abdominal cramps, nausea, vomiting, fever, and dehydration. This condition can be caused by various factors, including viral (like rotavirus or norovirus), bacterial (such as Salmonella, Shigella, or Escherichia coli), or parasitic infections, food poisoning, allergies, or the use of certain medications.
Gastroenteritis is generally self-limiting and resolves within a few days with proper hydration and rest. However, severe cases may require medical attention to prevent complications like dehydration, which can be particularly dangerous for young children, older adults, and individuals with weakened immune systems.
Potassium chloride is an essential electrolyte that is often used in medical settings as a medication. It's a white, crystalline salt that is highly soluble in water and has a salty taste. In the body, potassium chloride plays a crucial role in maintaining fluid and electrolyte balance, nerve function, and muscle contraction.
Medically, potassium chloride is commonly used to treat or prevent low potassium levels (hypokalemia) in the blood. Hypokalemia can occur due to various reasons such as certain medications, kidney diseases, vomiting, diarrhea, or excessive sweating. Potassium chloride is available in various forms, including tablets, capsules, and liquids, and it's usually taken by mouth.
It's important to note that potassium chloride should be used with caution and under the supervision of a healthcare provider, as high levels of potassium (hyperkalemia) can be harmful and even life-threatening. Hyperkalemia can cause symptoms such as muscle weakness, irregular heartbeat, and cardiac arrest.
Sodium is an essential mineral and electrolyte that is necessary for human health. In a medical context, sodium is often discussed in terms of its concentration in the blood, as measured by serum sodium levels. The normal range for serum sodium is typically between 135 and 145 milliequivalents per liter (mEq/L).
Sodium plays a number of important roles in the body, including:
* Regulating fluid balance: Sodium helps to regulate the amount of water in and around your cells, which is important for maintaining normal blood pressure and preventing dehydration.
* Facilitating nerve impulse transmission: Sodium is involved in the generation and transmission of electrical signals in the nervous system, which is necessary for proper muscle function and coordination.
* Assisting with muscle contraction: Sodium helps to regulate muscle contractions by interacting with other minerals such as calcium and potassium.
Low sodium levels (hyponatremia) can cause symptoms such as confusion, seizures, and coma, while high sodium levels (hypernatremia) can lead to symptoms such as weakness, muscle cramps, and seizures. Both conditions require medical treatment to correct.
According to the World Health Organization (WHO), Rotavirus is the most common cause of severe diarrhea among children under 5 years of age. It is responsible for around 215,000 deaths among children in this age group each year.
Rotavirus infection causes inflammation of the stomach and intestines, resulting in symptoms such as vomiting, watery diarrhea, and fever. The virus is transmitted through the fecal-oral route, often through contaminated hands, food, or water. It can also be spread through respiratory droplets when an infected person coughs or sneezes.
Rotavirus infections are highly contagious and can spread rapidly in communities, particularly in settings where children are in close contact with each other, such as child care centers and schools. The infection is usually self-limiting and resolves within a few days, but severe cases can lead to dehydration and require hospitalization.
Prevention measures include good hygiene practices, such as handwashing with soap and water, safe disposal of feces, and rotavirus vaccination. The WHO recommends the inclusion of rotavirus vaccines in national immunization programs to reduce the burden of severe diarrhea caused by rotavirus infection.
"Oryza sativa" is the scientific name for Asian rice, which is a species of grass and one of the most important food crops in the world. It is a staple food for more than half of the global population, providing a significant source of calories and carbohydrates. There are several varieties of Oryza sativa, including indica and japonica, which differ in their genetic makeup, growth habits, and grain characteristics.
Oryza sativa is an annual plant that grows to a height of 1-2 meters and produces long slender leaves and clusters of flowers at the top of the stem. The grains are enclosed within a tough husk, which must be removed before consumption. Rice is typically grown in flooded fields or paddies, which provide the necessary moisture for germination and growth.
Rice is an important source of nutrition for people around the world, particularly in developing countries where it may be one of the few reliable sources of food. It is rich in carbohydrates, fiber, and various vitamins and minerals, including thiamin, riboflavin, niacin, iron, and magnesium. However, rice can also be a significant source of arsenic, a toxic heavy metal that can accumulate in the grain during growth.
In medical terms, Oryza sativa may be used as a component of nutritional interventions for individuals who are at risk of malnutrition or who have specific dietary needs. It may also be studied in clinical trials to evaluate its potential health benefits or risks.
Sodium Chloride is defined as the inorganic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chloride ions. It is commonly known as table salt or halite, and it is used extensively in food seasoning and preservation due to its ability to enhance flavor and inhibit bacterial growth. In medicine, sodium chloride is used as a balanced electrolyte solution for rehydration and as a topical wound irrigant and antiseptic. It is also an essential component of the human body's fluid balance and nerve impulse transmission.
The jejunum is the middle section of the small intestine, located between the duodenum and the ileum. It is responsible for the majority of nutrient absorption that occurs in the small intestine, particularly carbohydrates, proteins, and some fats. The jejunum is characterized by its smooth muscle structure, which allows it to contract and mix food with digestive enzymes and absorb nutrients through its extensive network of finger-like projections called villi.
The jejunum is also lined with microvilli, which further increase the surface area available for absorption. Additionally, the jejunum contains numerous lymphatic vessels called lacteals, which help to absorb fats and fat-soluble vitamins into the bloodstream. Overall, the jejunum plays a critical role in the digestion and absorption of nutrients from food.
An acute disease is a medical condition that has a rapid onset, develops quickly, and tends to be short in duration. Acute diseases can range from minor illnesses such as a common cold or flu, to more severe conditions such as pneumonia, meningitis, or a heart attack. These types of diseases often have clear symptoms that are easy to identify, and they may require immediate medical attention or treatment.
Acute diseases are typically caused by an external agent or factor, such as a bacterial or viral infection, a toxin, or an injury. They can also be the result of a sudden worsening of an existing chronic condition. In general, acute diseases are distinct from chronic diseases, which are long-term medical conditions that develop slowly over time and may require ongoing management and treatment.
Examples of acute diseases include:
* Acute bronchitis: a sudden inflammation of the airways in the lungs, often caused by a viral infection.
* Appendicitis: an inflammation of the appendix that can cause severe pain and requires surgical removal.
* Gastroenteritis: an inflammation of the stomach and intestines, often caused by a viral or bacterial infection.
* Migraine headaches: intense headaches that can last for hours or days, and are often accompanied by nausea, vomiting, and sensitivity to light and sound.
* Myocardial infarction (heart attack): a sudden blockage of blood flow to the heart muscle, often caused by a buildup of plaque in the coronary arteries.
* Pneumonia: an infection of the lungs that can cause coughing, chest pain, and difficulty breathing.
* Sinusitis: an inflammation of the sinuses, often caused by a viral or bacterial infection.
It's important to note that while some acute diseases may resolve on their own with rest and supportive care, others may require medical intervention or treatment to prevent complications and promote recovery. If you are experiencing symptoms of an acute disease, it is always best to seek medical attention to ensure proper diagnosis and treatment.
Cholera toxin is a protein toxin produced by the bacterium Vibrio cholerae, which causes the infectious disease cholera. The toxin is composed of two subunits, A and B, and its primary mechanism of action is to alter the normal function of cells in the small intestine.
The B subunit of the toxin binds to ganglioside receptors on the surface of intestinal epithelial cells, allowing the A subunit to enter the cell. Once inside, the A subunit activates a signaling pathway that results in the excessive secretion of chloride ions and water into the intestinal lumen, leading to profuse, watery diarrhea, dehydration, and other symptoms associated with cholera.
Cholera toxin is also used as a research tool in molecular biology and immunology due to its ability to modulate cell signaling pathways. It has been used to study the mechanisms of signal transduction, protein trafficking, and immune responses.
Freeze-drying, also known as lyophilization, is a method of preservation that involves the removal of water from a frozen product by sublimation, which is the direct transition of a solid to a gas. This process allows for the preservation of the original shape and structure of the material while significantly extending its shelf life. In medical contexts, freeze-drying can be used for various purposes, including the long-term storage of pharmaceuticals, vaccines, and diagnostic samples. The process helps maintain the efficacy and integrity of these materials until they are ready to be reconstituted with water and used.
The small intestine is the portion of the gastrointestinal tract that extends from the pylorus of the stomach to the beginning of the large intestine (cecum). It plays a crucial role in the digestion and absorption of nutrients from food. The small intestine is divided into three parts: the duodenum, jejunum, and ileum.
1. Duodenum: This is the shortest and widest part of the small intestine, approximately 10 inches long. It receives chyme (partially digested food) from the stomach and begins the process of further digestion with the help of various enzymes and bile from the liver and pancreas.
2. Jejunum: The jejunum is the middle section, which measures about 8 feet in length. It has a large surface area due to the presence of circular folds (plicae circulares), finger-like projections called villi, and microvilli on the surface of the absorptive cells (enterocytes). These structures increase the intestinal surface area for efficient absorption of nutrients, electrolytes, and water.
3. Ileum: The ileum is the longest and final section of the small intestine, spanning about 12 feet. It continues the absorption process, mainly of vitamin B12, bile salts, and any remaining nutrients. At the end of the ileum, there is a valve called the ileocecal valve that prevents backflow of contents from the large intestine into the small intestine.
The primary function of the small intestine is to absorb the majority of nutrients, electrolytes, and water from ingested food. The mucosal lining of the small intestine contains numerous goblet cells that secrete mucus, which protects the epithelial surface and facilitates the movement of chyme through peristalsis. Additionally, the small intestine hosts a diverse community of microbiota, which contributes to various physiological functions, including digestion, immunity, and protection against pathogens.
The double-blind method is a study design commonly used in research, including clinical trials, to minimize bias and ensure the objectivity of results. In this approach, both the participants and the researchers are unaware of which group the participants are assigned to, whether it be the experimental group or the control group. This means that neither the participants nor the researchers know who is receiving a particular treatment or placebo, thus reducing the potential for bias in the evaluation of outcomes. The assignment of participants to groups is typically done by a third party not involved in the study, and the codes are only revealed after all data have been collected and analyzed.
Lichens are not a medical term, but I can provide a biological definition for you. Lichens are unique symbiotic organisms that result from the mutualistic relationship between fungi (usually Ascomycetes) and photosynthetic partners, such as algae or cyanobacteria. The fungal partner provides protection and anchorage, while the photosynthetic partner supplies carbohydrates through photosynthesis. Lichens are widely distributed and can be found growing on various substrates, including rocks, trees, and soil. They play essential ecological roles, such as soil stabilization, atmospheric nitrogen fixation, and biomonitoring of air pollution.
Potassium is a essential mineral and an important electrolyte that is widely distributed in the human body. The majority of potassium in the body (approximately 98%) is found within cells, with the remaining 2% present in blood serum and other bodily fluids. Potassium plays a crucial role in various physiological processes, including:
1. Regulation of fluid balance and maintenance of normal blood pressure through its effects on vascular tone and sodium excretion.
2. Facilitation of nerve impulse transmission and muscle contraction by participating in the generation and propagation of action potentials.
3. Protein synthesis, enzyme activation, and glycogen metabolism.
4. Regulation of acid-base balance through its role in buffering systems.
The normal serum potassium concentration ranges from 3.5 to 5.0 mEq/L (milliequivalents per liter) or mmol/L (millimoles per liter). Potassium levels outside this range can have significant clinical consequences, with both hypokalemia (low potassium levels) and hyperkalemia (high potassium levels) potentially leading to serious complications such as cardiac arrhythmias, muscle weakness, and respiratory failure.
Potassium is primarily obtained through the diet, with rich sources including fruits (e.g., bananas, oranges, and apricots), vegetables (e.g., leafy greens, potatoes, and tomatoes), legumes, nuts, dairy products, and meat. In cases of deficiency or increased needs, potassium supplements may be recommended under the guidance of a healthcare professional.
Isotonic solutions are defined in the context of medical and physiological sciences as solutions that contain the same concentration of solutes (dissolved particles) as another solution, usually the bodily fluids like blood. This means that if you compare the concentration of solute particles in two isotonic solutions, they will be equal.
A common example is a 0.9% sodium chloride (NaCl) solution, also known as normal saline. The concentration of NaCl in this solution is approximately equal to the concentration found in the fluid portion of human blood, making it isotonic with blood.
Isotonic solutions are crucial in medical settings for various purposes, such as intravenous (IV) fluids replacement, wound care, and irrigation solutions. They help maintain fluid balance, prevent excessive water movement across cell membranes, and reduce the risk of damaging cells due to osmotic pressure differences between the solution and bodily fluids.
Semper rehydration solution
Oral rehydration therapy
Diarrhea
Cholera
Hiking equipment
Iberiotoxin
Dietary fiber
Paul Garner (doctor)
Eduardo Dolhun
Albany Medical College
Management of dehydration
Gastroenteritis
Decompression sickness
Suero Oral
Trisodium citrate
Dehydration
Malnutrition
Evidence-based pharmacy in developing countries
Nausea
Pedialyte
Vibrio cholerae
Heat illness
Rehydrex
Breastfeeding promotion
Norbert Hirschhorn
S. P. Sudrania
Child health and nutrition in Africa
Ringer's lactate solution
2016-2022 Yemen cholera outbreak
Lacticaseibacillus rhamnosus
Semper rehydration solution - Wikipedia
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Nutrition Landscape Information System: Nutrition Landscape Information System (NLIS) Country Profile
Nutrition Landscape Information System: GNMF Profile
Acute Diarrhea in Adults and Children: A Global Perspective : Journal of Clinical Gastroenterology
Alphabetical Browse | Britannica
Cholera: Background, Pathophysiology, Etiology
Infant first-aid kit | Sanitas magazine
Defeating Cholera: Clinical Presentation and Management
Dehydration10
- Semper rehydration solution is a mixture used for the management of dehydration. (wikipedia.org)
- Oral rehydration therapy is a treatment for dehydration. (kokilabenhospital.com)
- Oral Rehydration Solution (ORS) is a required treatment for severe diarrhea or other illnesses where dehydration is a problem. (firstaidgearshop.com)
- Your doctor, or your child's doctor, may prescribe intravenous (IV) rehydration to treat moderate to severe cases of dehydration. (healthline.com)
- To treat mild cases of dehydration, encourage your child to drink water and fluids that contain electrolytes, such as sports drinks or over-the-counter rehydration solutions. (healthline.com)
- To treat moderate to severe cases of dehydration, oral rehydration may not be enough. (healthline.com)
- Approximate amount of ORS solution to give in the first 4 hours to patients with some dehydration. (cdc.gov)
- A quick internet search, and indeed a search of our own articles on the bpac nz website, will result in several slightly different recommendations for a recipe for home-made oral rehydration formula to treat dehydration, e.g. in people with diarrhoea managed at home. (bpac.org.nz)
- If your child has vomiting, help prevent dehydration by giving an oral rehydration solution (such as Pedialyte, Enfalyte, or a store brand). (kidshealth.org)
- Oral rehydration therapy (ORT) is the preferred treatment for fluid and electrolyte losses due to diarrhoea in children with mild to moderate dehydration. (bvsalud.org)
Electrolytes5
- It involves drinking a solution made of water, sugar, and electrolytes, specifically potassium and sodium. (kokilabenhospital.com)
- Primitiv Performance's fast-acting oral rehydration solution is a great tasting drink mix infused with a blend of nano CBD, vitamins, and essential electrolytes that provide superior rehydration for the human body. (primitivperformance.com)
- This can happen if their IV fluid solution contains the wrong mix of electrolytes. (healthline.com)
- Children with diarrhea should be given oral rehydration solutions to replace lost fluids and electrolytes. (medlineplus.gov)
- Oral rehydration therapy (ORT), or the administration of an oral solution containing glucose and electrolytes, is currently the predominant treatment for cholera worldwide. (nih.gov)
Zinc6
- To evaluate the efficacy of a hypotonic oral rehydration solution (ORS) containing zinc and prebiotics for treatment of acute diarrhea in children. (nih.gov)
- In the October 2010 issue of the Bulletin of the World Health Organization , researchers reported a reduction in episodes of diarrhea and acute lower respiratory infection (ALRI) as well as reduced hospitalizations among infants younger than 6 months after they received a diarrhea treatment intervention providing education on zinc together with access to zinc tablets and oral rehydration solution (ORS). (iycn.org)
- Objective This study aimed to assess the sociodemographic and institutional determinants of zinc bundled with oral rehydration salt (ORS) utilisation among under-five children with diarrhoeal diseases in East Wallaga zone, western Ethiopia, in 2022. (bmj.com)
- This is the first study in the study setting and even in Ethiopia to assess the sociodemographic and institutional determinants of zinc bundled with oral rehydration salt (ORS) utilisation among under-five children with diarrhoea at the community level. (bmj.com)
- The addition of zinc to oral rehydration solution has been proven effective in children with acute diarrhea in developing countries and is recommended by the WHO. (medscape.com)
- Efficient treatment of diarrhea through the combined use of oral rehydration solution and zinc. (worldbank.org)
Cholera3
- The search for a better oral rehydration solution for cholera. (nih.gov)
- If used on a broader scale, the vaccines could reduce global cholera rates, especially if antimicrobial and oral rehydration therapies are also available, and sanitation programs are supported by community education. (nih.gov)
- With prompt rehydration, fewer than 1% of cholera patients die. (cdc.gov)
Diarrhoea3
- Community-based oral rehydration programmes to reduce diarrhoea-related mortality have been initiated in many developing countries in recent years. (ac.bd)
- Sugar-based oral rehydration therapy (ORT) for diarrhoea is promoted in many countries of the world. (ac.bd)
- Oral rehydration solution use rate was 24.3% among children with diarrhoea in the past 2 weeks. (who.int)
Intravenous3
- What is intravenous rehydration? (healthline.com)
- Developed countries, in particular the United States, seem to be lagging behind despite studies that demonstrate beyond doubt the efficacy of ORT in emergency care settings, in which intravenous rehydration unduly continues to be widely privileged. (medscape.com)
- the remaining 20 percent require intravenous rehydration to ensure a full recovery. (nih.gov)
Diarrhea8
- Oral rehydration therapy (ORT) is being widely promoted in developing countries but the socio-cultural aspects of diarrhea are often poorly investigated prior to planning the programs. (ac.bd)
- Oral rehydration salts (ORS) and nutritional improvements probably have a greater impact on mortality rates than the incidence of diarrhea. (lww.com)
- It is important to offer ORS solution frequently, measure the amount drunk, and measure the fluid lost as diarrhea and vomitus. (cdc.gov)
- Of these children, only 27 per cent was provided with treatment for diarrhea (oral rehydration solution). (unicef.org)
- This solution is used throughout the world to treat diarrhea. (cdc.gov)
- The combination of oral rehydration and early nutritional support has proven effective throughout the world in treating acute diarrhea. (cdc.gov)
- The management of acute diarrhea in children: oral rehydration, maintenance, and nutritional therapy. (cdc.gov)
- Materials and Methods: The characteristics of the present diarrheal illness as well as biodata, social class, use of ORS solution, and the method of preparation were documented in 250 children with diarrhea at the Wesley Guild Hospital, Ilesa, Nigeria. (bvsalud.org)
Fluids3
- During IV rehydration, fluids will be injected in your child's body through an IV line. (healthline.com)
- The ideal solution has a low osmolarity (210-250) and a sodium content of 50-60 mmol/L. Administer maintenance fluids plus replacement of losses. (medscape.com)
- Oral rehydration therapy (ORT) includes rehydration and maintenance fluids with oral rehydration solutions (ORS), combined with continued age-appropriate nutrition. (cdc.gov)
Glucose2
- Unacceptable Plain glucose (dextrose) solution * These are acceptable in emergency, but do not correct acidosis and may worsen electrolyte imbalance. (cdc.gov)
- These solutions are effective despite having a sodium:glucose ratio of about 1:3 (45 mEq/L [45 mmol/L] sodium to 140 mmol/L glucose). (msdmanuals.com)
Pedialyte1
- Give your toddler an oral rehydration solution like Pedialyte. (healthline.com)
Therapy2
- During the initial stages of therapy, while still dehydrated, adults can consume as much as 1000 ml of ORS solution per hour, if necessary, andn children as much as 20 ml/kg body weight per hour. (cdc.gov)
- Reassess the patient after 1 hour of therapy and then every 1 to 2 hours until rehydration is complete. (cdc.gov)
Symptoms2
- When symptoms first appear, a sterile, isotonic saline solution can help. (sanitas.com)
- Almost all symptoms can be treated with oral rehydration with a salt and sugar solution. (cdc.gov)
Treatment1
- If they develop signs of a nutrient imbalance, their doctor may stop their IV rehydration treatment or adjust their fluid solution. (healthline.com)
Sips2
- Patients who vomit should be given small, frequent sips of ORS solution, or ORS solution by nasogastric tube. (cdc.gov)
- Start with small sips of the oral rehydration solution, about 1 or 2 teaspoons every few minutes. (kidshealth.org)
Salts5
- O.R.S. stands for Oral Rehydration Salts and is a safe agent (when used according to the directions for use). (careplus.eu)
- Dehydrated patients who can sit up and drink should be given oral rehydration salts (ORS) solution immediately and be encouraged to drink. (cdc.gov)
- 5 oral rehydration salts at home, and 59% did not seek care, years of age [ 5 ]) with illness onset after October 16, 2010, whereas 54% of 48 health facility decedents died after three days before the fi rst case-patients were seen at the overnight admission. (cdc.gov)
- These solutions contain water and salts in precise proportions and are easy to digest. (healthline.com)
- Patients can be treated with oral rehydration solution, a prepackaged mixture of sugar and salts to be mixed with water and drunk in large amounts. (cdc.gov)
Administer1
- To administer IV rehydration, your child's doctor or nurse will insert an IV line into a vein in their arm. (healthline.com)
Widely1
- Oral rehydration solution is recommended by the WHO and is widely available without a prescription. (msdmanuals.com)
Children3
- Adults are less likely to need IV rehydration than children, but your doctor may prescribe it in some cases. (healthline.com)
- Older children and adults should be offered plain water in addition to ORS solution. (cdc.gov)
- There are also oral rehydration solutions for children. (medlineplus.gov)
Involves1
- IV rehydration involves a few small risks. (healthline.com)
Adults1
- The same risks apply to adults who undergo IV rehydration. (healthline.com)
Water5
- With this scoop, you can mix your own rehydration fluid with 200 ml drinking water, salt and sugar. (careplus.eu)
- Water or an oral rehydration solution is best. (medlineplus.gov)
- Add Pure Lab Distilled Water to make the solution up to 100 microlitres in total. (igem.org)
- Don't give babies plain water instead of oral rehydration solution. (kidshealth.org)
- Most solutions come as powders that are mixed with tap water. (msdmanuals.com)
Deaths1
- Background and Aim: Diarrheal deaths are largely preventable with the use of oral rehydration salt (ORS) solution. (bvsalud.org)
Supermarkets1
- Premixed commercial rehydration solutions are readily available in many pharmacies and supermarkets. (msdmanuals.com)
Hours1
- Oral rehydration is now universally recommended to be completed within 4 hours. (medscape.com)
Mothers1
- 48 (60%) responded that they use oral rehydration solution while 32 (40%) of mothers said they had not used ORT. (bvsalud.org)
Important2
- It is important that you not only use the O.R.S. solution, but also try to drink extra. (careplus.eu)
- Antibiotics shorten the course and diminish the severity of the illness, but they are not as important as rehydration. (cdc.gov)
Sodium2
- Formulated for severely parched, uncomfortable skin, this Sodium Hyaluronate-infused solution works like a moisture magnet, instantly binding moisture to skin's surface. (farmers.co.nz)
- Once the deficit has been replaced, an oral maintenance solution containing less sodium should be used. (msdmanuals.com)
Drink1
- If the patient can drink, give ORS solution by mouth while the drip is set up. (cdc.gov)
Developing countries1
- With 189 member countries, staff from more than 170 countries, and offices in over 130 locations, the World Bank Group is a unique global partnership: five institutions working for sustainable solutions that reduce poverty and build shared prosperity in developing countries. (worldbank.org)
Provide1
- We provide a wide array of financial products and technical assistance, and we help countries share and apply innovative knowledge and solutions to the challenges they face. (worldbank.org)
Doctor3
- Your child's doctor or emergency medical staff may recommend IV rehydration. (healthline.com)
- Your child's doctor will determine what type of fluid solution they need. (healthline.com)
- If you can't get oral rehydration solution, talk to your doctor. (kidshealth.org)