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Particulate MatterAsthmaAir PollutantsAir PollutionParticle SizeVehicle EmissionsEnvironmental MonitoringInhalation ExposureEnvironmental ExposureOzoneNitrogen DioxideCitiesAir Pollution, IndoorSulfur DioxideEpidemiological MonitoringCoal AshRespiratory Tract DiseasesSmokeSootAnti-Asthmatic AgentsPolycyclic Hydrocarbons, AromaticDustSeasonsCarbonUrban HealthFiresLungAdministration, InhalationIncinerationRespiratory SoundsOxidants, PhotochemicalCarbon MonoxideAerosolsNeutral RedSteelUnited States Environmental Protection AgencyCookingAsthma, Exercise-InducedPeak Expiratory Flow RateAllergensMaternal ExposureAir Pollutants, OccupationalWoodForced Expiratory VolumeBronchial HyperreactivityTobacco Smoke PollutionRespiratory Function TestsWeatherMeteorological ConceptsMeteorologyUrban PopulationNerve Fibers, MyelinatedHypersensitivityAir MovementsMortalityWaste ProductsFossil FuelsAsthma, OccupationalCoalOccupational ExposureOrganic ChemicalsTime FactorsBronchoalveolar Lavage FluidBronchodilator AgentsBronchiHousingMotor VehiclesSpirometryFiltrationNitrogen OxidesRomeGasolineRisk FactorsAdrenal Cortex HormonesMetals, HeavyIndustryEpidemiologic StudiesHousehold ArticlesEnvironmental HealthEnvironmental IllnessRespiration DisordersVolcanic EruptionsUnited StatesHospitalizationBrainInflammationExplosionsPneumoniaVentilationRisk AssessmentCaliforniaRegression AnalysisRespiratory HypersensitivityHypersensitivity, ImmediateCardiovascular DiseasesMagnetic Resonance ImagingCohort StudiesGasesMacrophages, AlveolarVolatilization
PollutantsPM2.5PollutionOzone and fine particulate matterConcentrationsPeople with asthmaHigh-efficiency particulateMicrograms per cubic meterSulfurDiameter less than 2.5 micrometersFine particlesCOPDNitrogen oxidesGround-levelBronchitisEmissionsParticles with a diameterLess than 2.5ExposuresPrematureAirborneAmbientCarbon monoxideSymptomsMorbidityOccupationalAttacksExacerbate asthmaSolid particlesExacerbationsPatients with asthmaPrevalence of childhood asthmaHealthChildhoodPollutantMicronsAllergiesHospitalization for asthmaStovesMethodsPulmonaryRiskIndoorSevere asthmaLevelsEnvironmentalReduceIrritationTriggerAcute
Pollutants19
PM2.515
Pollution28
Ozone and fine particulate matter1
Concentrations3
  • No consistent associations between lung function and 24 h average particle number or particle mass concentrations were found in panels of patients with mild to moderate COPD or asthma. (bmj.com)
  • Even counties with low average fine particulate matter concentrations can experience days of dangerously elevated levels. (countyhealthrankings.org)
  • There, students counted as many as 304 trucks per hour at intersections in the South Bronx, and measured particulate concentrations up to seven times higher than those tallied by the nearest state Department of Environmental Conservation monitoring station, according to the report. (popsci.com)
People with asthma5
  • Sulfur dioxide levels could have been infrequently high enough to temporarily harm some sensitive groups, such as people with asthma. (cdc.gov)
  • Christmas trees usually have leftover mold on them, or pollen , and many people with asthma have an increased difficulty breathing when you bring a live tree in the house and you warm it up," says Honsinger. (webmd.com)
  • Low-income communities are disproportionately represented among the ranks of people with asthma. (earthjustice.org)
  • And "fine particulate matter" - also a problem for people with asthma - is down 18 percent. (phillymag.com)
  • While our skies are clearer than they were a half-century ago, our children are still reaching for inhalers at alarming rates: Philadelphia is the fifth most challenging city for people with asthma, according to the Asthma and Allergy Foundation of America. (gridphilly.com)
High-efficiency particulate2
  • Recommendations to reduce exposure include staying indoors, keeping windows and doors closed, using air conditioning and perhaps high-efficiency particulate arrestor (HEPA) air filters, and thorough daily washing to remove allergens from one's person. (cdc.gov)
  • One is based on filtering the air by passing it through what is known as a HEPA (High Efficiency Particulate Air) filter, which captures most airborne viruses. (leeds.ac.uk)
Micrograms per cubic meter3
Sulfur3
  • Since 2004, the Virginia Department of Environmental Quality (VDEQ), the City of Alexandria, and the Environmental Protection Agency (EPA) have been working to reduce emissions at the plant, due to estimates that showed levels of sulfur dioxide and particulate matter might be elevated. (cdc.gov)
  • Exposure to Sulfur Dioxide can lead to throat and eye irritation and aggravate asthma as well as chronic bronchitis. (accuweather.com)
  • The data of ambient levels of particulate matter, sulfur dioxideand ozone were obtained from the Company of Technology of Environmental Sanitation (CETESB) and temperature and humidity from the Foundation for Science, Technology and Space Applications (FUNCATE). (bvsalud.org)
Diameter less than 2.5 micrometers1
  • Fine Particulate Matter are inhalable pollutant particles with a diameter less than 2.5 micrometers that can enter the lungs and bloodstream, resulting in serious health issues. (accuweather.com)
Fine particles1
  • Moreover, the fine particles (fine particulate matter) in diesel exhaust (e.g., soot, sometimes visible as opaque dark-colored smoke) has traditionally been of greater concern, as it presents different health concerns and is rarely produced in significant quantities by spark-ignition engines. (wikipedia.org)
COPD9
  • As the air quality in Dhaka, the capital city of Bangladesh, is very poor, respiratory diseases, including asthma and COPD, pose threat to city-dwellers. (researchgate.net)
  • In this study, we investigated the association between air quality of Dhaka recorded at Continuous Air Quality Monitoring Station (CAMS) in Darussalam, Dhaka and hospital visits due to asthma and COPD in National Asthma Centre of National Institute of Diseases of the Chest and Hospital, Dhaka. (researchgate.net)
  • Since National Asthma Centre is a specialized health center only for asthma and COPD patients, daily hospital visit count there could be an indication of asthma and COPD cases in Dhaka. (researchgate.net)
  • Wildfire smoke exposure may exacerbate respiratory, metabolic, and cardiovascular chronic conditions like asthma, chronic obstructive pulmonary disease (COPD), and congestive heart failure. (cdc.gov)
  • Monitor healthcare capacity closely and plan for a possible increase in patient visits due to asthma, COPD, and metabolic and cardiovascular disease exacerbations. (cdc.gov)
  • Proactively counsel patients on strategies to avoid or reduce smoke exposure, especially among individuals with asthma, COPD, or cardiovascular disease, children, older adults, and those who are pregnant. (cdc.gov)
  • Poor air quality poses significant health risks, including the risk of asthma, COPD, and lung cancer. (tno.nl)
  • NO2, as they call it, is a big cause of ozone, and it's particularly problematic to people with COPD and asthma. (phillymag.com)
  • It may also trigger asthma attacks and increase health concerns for people with bronchitis or COPD. (uclahealth.org)
Nitrogen oxides1
Ground-level1
Bronchitis8
Emissions4
  • VDEQ and the City of Alexandria should also continue efforts to reduce fine particulate matter emissions in the city and in the state of Virginia. (cdc.gov)
  • To rapidly reduce particulate matter from heavy-duty diesel engines in California, the California Air Resources Board created the Carl Moyer Memorial Air Quality Standards Attainment Program to provide funding for upgrading engines ahead of emissions regulations. (wikipedia.org)
  • Farming operations account for nearly 25% of all particulate emissions in the Valley and unpaved roads create another 25% of the particulate matter. (earthjustice.org)
  • Lower rates of asthma and other health problems are easily recognizable benefits of emissions reduction policies. (inspiredeconomist.com)
Particles with a diameter1
  • Particulate Matter are inhalable pollutant particles with a diameter less than 10 micrometers. (accuweather.com)
Less than 2.51
  • Fine Particulate Matter (also known as PM 2.5 ) are particles in the air that measure less than 2.5 micrometers (μm) in diameter, and typically consists of a mix of things like smoke, soot, liquid or solid particles in aerosol, or biological matter like mould, bacteria, pollen and animal dander. (canada.ca)
Exposures3
  • Describe the impact of occupational exposures on adult asthma prevalence. (cdc.gov)
  • Management of asthma requires attention to environmental exposures both indoors and outdoors. (cdc.gov)
  • During the winter months, many people spend more time indoors, so steps should be taken to reduce or eliminate exposures to these environmental asthma triggers. (webmd.com)
Premature5
Airborne1
  • Airborne particulate matter from primarily geologic, non-industrial sources at levels below National Ambient Air Quality Standards is associated with outpatient visits for asthma and quick-relief medication prescriptions among children less than 20 years old enrolled in Medicaid. (cdc.gov)
Ambient1
  • While in 2011, NEPC reviewed ambient air quality for standards of particulate matter, communities need Government to act faster given the ongoing threat of bushfires and hazardous conditions across Australia are set to continue. (asthma.org.au)
Carbon monoxide2
Symptoms13
  • In children and adults, sensitive to indoor allergens, the severity of asthma symptoms may vary with the level of exposure. (cdc.gov)
  • A person may experience asthma exacerbations or attacks, during which their asthma worsens, or new symptoms occur. (medicalnewstoday.com)
  • The symptoms of asthma exacerbations include coughing, wheezing, chest tightness, and shortness of breath. (medicalnewstoday.com)
  • Keep reading to learn more about asthma exacerbations, including the symptoms, treatment options, and when to seek emergency care. (medicalnewstoday.com)
  • Asthma exacerbations are progressive increases in asthma symptoms , including coughing, shortness of breath, or wheezing. (medicalnewstoday.com)
  • The primary goal of asthma treatment is to control an individual's symptoms and prevent exacerbations. (medicalnewstoday.com)
  • And during the holidays, we see an increased number of respiratory infections with all the traveling and with people sharing their bugs that cause asthma symptoms to worsen. (webmd.com)
  • It's a time of year when its cold, so pets are indoors more often than not, so their dander is inside as well and we see an influx of pet allergies and asthma symptoms. (webmd.com)
  • It's not a true allergy--you can't test for smoke allergies on the skin--but we know that particulate matter or burning material in the air causes an increase in asthma symptoms . (webmd.com)
  • So before you set off to visit grandma who still smokes two packs a day, remember to pack your child's medicine - and be prepared to head home early if asthma symptoms flare up. (webmd.com)
  • [ 59 ] A controlled prospective study has shown that adjusting inhaled corticosteroid (ICS) treatment to control sputum eosinophilia-as opposed to controlling symptoms, short-acting beta-agonist (SABA) use, nocturnal awakenings, and pulmonary function-significantly reduced both the rate of asthma exacerbations and the cumulative dose of inhaled corticosteroids. (medscape.com)
  • The chest radiograph remains the initial imaging evaluation in most individuals with symptoms of asthma. (medscape.com)
  • Phytoestrogens May Ease Late-onset Asthma in Older Women Phytoestrogens show potential as a treatment for menopausal women with late-onset asthma that may relieve symptoms of both conditions. (medscape.com)
Morbidity3
Occupational2
  • The Occupational Safety and Health Administration (OSHA) investigated the incident as a possible work-related asthma death. (cdc.gov)
  • It is vital that such occupational causes of asthma (which may account for up to 5% of adult cases) are recognized since disease incidence can be reduced by reducing exposure. (who.int)
Attacks10
  • A majority of patients with asthma believe that psychological factors (particularly stress) can induce asthma attacks, but empirical support for actual stress-induced airways obstruction is controversial. (cambridge.org)
  • And the EPA, in 2016, said that short-term exposure to NO2 causes respiratory effects like asthma attacks. (yahoo.com)
  • Asthma attacks provoked by respiratory virus infections -- a common trigger -- have been studied extensively, but those that occur independently of such infections have not. (sciencedaily.com)
  • In the current study, investigators examined the relationship between air pollutant levels and asthma attacks occurring in the absence of a respiratory virus among 208 children ages 6 to 17 years who had attack-prone asthma and lived in low-income neighborhoods in one of nine U.S. cities. (sciencedaily.com)
  • Then the researchers validated the associations they found between air pollutant levels and non-viral asthma attacks in an independent cohort of 189 children ages 6 to 20 years with persistent asthma who also lived in low-income neighborhoods in four U.S. cities. (sciencedaily.com)
  • The scientists found that asthma attacks had a non-viral cause in nearly 30% of children, two to three times the proportion seen in non-urban children, according to previously published reports. (sciencedaily.com)
  • These attacks were associated with locally elevated levels of fine particulate matter and ozone in outdoor air. (sciencedaily.com)
  • Some of the identified gene-expression patterns suggest that unique biological pathways may be involved in non-viral asthma attacks. (sciencedaily.com)
  • This penetrates deeply into lungs and triggers heart attacks, stroke, lung cancer, and asthma. (sonnenseite.com)
  • The risks for heart attacks, strokes, atrial fibrillation and flutter, and pneumonia were associated with long-term exposure to particulate matter. (sciencedaily.com)
Exacerbate asthma1
  • Exposure to many environmental factors can trigger and exacerbate asthma. (cdc.gov)
Solid particles2
Exacerbations8
  • Sensitization to house dust mites is an important risk factor for asthma exacerbations and the development of asthma. (cdc.gov)
  • Exacerbations are different than difficult-to-control asthma. (medicalnewstoday.com)
  • Asthma exacerbations frequently affect people who have severe asthma, and they usually have a trigger. (medicalnewstoday.com)
  • Viral respiratory infections, such as the human rhinovirus subtypes A and C, are the most common causes of asthma exacerbations in adults and children. (medicalnewstoday.com)
  • Asthma exacerbations can occur even if someone has a solid treatment regimen. (medicalnewstoday.com)
  • Appropriate drugs for asthma exacerbations include inhaled corticosteroids (ICS) and a combination of ICS treatment and long-acting beta-agonists. (medicalnewstoday.com)
  • An improvement in asthma control, a decrease in hospitalizations, and a decrease in exacerbations were noted in those patients in whom sputum-guided therapy was used. (medscape.com)
  • The value of chest radiography is in revealing complications or alternative causes of wheezing and the minor importance of wheezing in the diagnosis of asthma and its exacerbations. (medscape.com)
Patients with asthma3
  • Stress can be sufficient to induce breathlessness in patients with asthma. (cambridge.org)
  • A community-level intervention for patients with asthma led to substantially reduced short-acting beta agonist (SABA) inhaler use and increased participants' symptom-free days, according to a pragmatic single-group study published April 2 in Health Affairs . (medscape.com)
  • The intervention involved analyzing aggregated inhaler use data for participating patients with asthma, determining environmental triggers, using findings to guide policy recommendations, and implementing interventions at a city level. (medscape.com)
Prevalence of childhood asthma2
  • The prevalence of childhood asthma has been reported to vary between 1% and 30% in different populations [1]. (who.int)
  • When the same test is used in the same place at different times, it can be seen that in south Wales, for example, the prevalence of childhood asthma increased from 11% to 15% over a 15year period [2]. (who.int)
Health12
  • Misclassification of exposure related to the use of central sites may be larger for ultrafine particles than for particulate matter ⩽2.5 μm and ⩽10 μm (PM 2.5 and PM 10 ) and may result in underestimation of health effects. (bmj.com)
  • The American Academy of Pediatrics has published a book about childhood environmental health problems, which states: "Avoiding environmental allergens and irritants is one of the primary goals of good asthma management" [AAPCEH 2003]. (cdc.gov)
  • 3 Global Health Observato ry http://www.who.int/gho/phe/en/ (accessed 18 March 2015). (who.int)
  • Gas stoves are responsible for 12.7% of U.S. childhood asthma cases, a new study in the peer-reviewed International Journal of Environmental Research and Public Health has found. (yahoo.com)
  • We can achieve the greatest health impact by tackling particulate matter. (tno.nl)
  • Data also showed there were surges in hospital admissions for all of the health outcomes studied with each additional unit of increase in particulate matter. (sciencedaily.com)
  • A new study in the International Journal of Environmental Research and Public Health estimates that 12.7 percent of childhood asthma is attributable to living in a household with a gas stove. (scienceblog.com)
  • The effect that particulate matter has on our health is dependent on the size of the particles. (jhunewsletter.com)
  • The effects of PM on human health, associated especially with PM of ≤2.5μm in diameter, include asthma, lung cancer and cardiovascular disease. (intechopen.com)
  • The monitor measures fine particulate matter, which can be dangerous for human health. (popsci.com)
  • Particles can travel deep into the respiratory tract, causing short-term health effects - irritation to the eyes, nose and throat, coughing and sneezing - as well as long-term damage to lungs, worsening conditions such as asthma and heart disease. (popsci.com)
  • Besides, being a disease of worldwide prevalence, asthma generates high costs, both socially and for the health system 11 . (bvsalud.org)
Childhood5
  • In the United Kingdom, latest figures suggest a childhood asthma prevalence of 13% of the population and an adult rate of between 5% and 8% [4]. (who.int)
  • The study was based on a meta-analysis from 2013 on the correlation between gas stoves and childhood asthma, which found that living in a home with a gas stove corresponds to a 42% higher chance of current childhood asthma. (yahoo.com)
  • Combining that with data on the prevalence of gas stoves, which are present in 35% of U.S. homes, the researchers estimated how many more childhood asthma cases exist because of their presence. (yahoo.com)
  • Asthma is the most common chronic illness in childhood and is characterized by variable airflow obstruction with airway hyperresponsiveness. (cdc.gov)
  • BACKGROUND The causes of the worldwide increases in asthma and allergic diseases in childhood, which seem to relate to increasing prosperity, are unknown. (bmj.com)
Pollutant2
  • How an environmental pollutant may affect asthma severity [IOM 2000]. (cdc.gov)
  • The pollutant might act as an inciter or trigger, leading to an asthma attack in an individual with hyper-responsive airways. (cdc.gov)
Microns1
Allergies7
  • Several studies support the importance of allergies and allergens in triggering and exacerbating asthma. (cdc.gov)
  • What ideas do you have for better understanding work-related asthma and allergies in the cannabis industry? (cdc.gov)
  • What are the gaps in worker protection practices and controls to prevent work-related asthma and allergies? (cdc.gov)
  • Asthma and food and insect venom allergies are as likely to occur among international travelers as they are among the general population. (cdc.gov)
  • Suggest travelers view information from organizations with resources that promote safe international travel for people with allergies, such as the American Academy of Allergy, Asthma, and Immunology (AAAAI), Asthma and Allergy Foundation of America (AAFA), and the Food Allergy and Research Foundation (FARE). (cdc.gov)
  • If your child has asthma , eczema or other allergies, it's probably a good idea to have him or her skin -tested for animal allergies --before you start picking out puppy names. (webmd.com)
  • The findings are consistent with previous studies in adults and with the hypothesis that change in diet has been a determinant of the worldwide increases in asthma and allergies. (bmj.com)
Hospitalization for asthma2
  • Although the rate of hospitalization for asthma was highest and increased the most among children aged less than 1 year (from 35.6 to 64.7 per 10,000 population) ( Figure 2 ), the rate in 1993 had decreased from that in 1992 (66.3 per 10,000 population). (cdc.gov)
  • In 2007, the financial cost due to hospitalization for asthma in children and adolescents spun around R$ 6 million (1 US$ H" R$ 1.70) for the State of Sao Paulo and R$ 70,000 for the city of Sao Jose dos Campos, SP 12 . (bvsalud.org)
Stoves2
  • Fireplaces and stoves and things that leak smoke are things that increase the asthma response," says Honsinger. (webmd.com)
  • As a result, the researchers found that 650,000 American children have asthma because of gas stoves in their home. (yahoo.com)
Methods2
  • These increases are significant enough that the individual needs to change their treatment methods or current asthma action plan. (medicalnewstoday.com)
  • METHODS From a cross sectional study of 1444 children with a mean age of 12 (SD 1) years in Jeddah and a group of rural Saudi villages, we selected 114 cases with a history of asthma and wheeze in the last 12 months and 202 controls who had never complained of wheeze or asthma, as recorded on the ISAAC questionnaire. (bmj.com)
Pulmonary1
  • This study demonstrates how digital technology can quantify some of the factors that trigger asthma," Len Horovitz, MD, a pulmonary specialist at Lenox Hill Hospital in New York City, who was not involved with the study, told Medscape Medical News . (medscape.com)
Risk12
  • Sensitization to indoor allergens and the spores of outdoor molds is a risk factor for the development of asthma in children and adults. (cdc.gov)
  • Cockroach allergens also may increase a child's risk of developing asthma [IOM 2000, Etzel 2003]. (cdc.gov)
  • Due to this, doctors need to identify any people who may be at risk and have a management plan in place for them to use should they experience an asthma exacerbation. (medicalnewstoday.com)
  • Individuals with one or more risk factors for asthma-related death may need emergency care, as may children, who have an increased risk of complications during an asthma exacerbation. (medicalnewstoday.com)
  • Proper hand washing --a good scrubbing with warm water and soap for at least 15 seconds--can reduce the number of germs your kids pick up over the course of the day, which in turn helps lowers the risk of catching a cold and triggering asthma. (webmd.com)
  • Maternal (and to a lesser extent paternal) smoking has been shown to be associated with an increased risk of the offspring developing asthma, and an increased risk of the child developing asthma at an earlier age and requiring more treatment than if the mother did not smoke [8]. (who.int)
  • It is less certain that maternal smoking is associated with an increased risk of older children having asthma. (who.int)
  • Children who live in low-income urban environments in the United States are at particularly high risk for attack-prone asthma. (sciencedaily.com)
  • An investigation was undertaken of dietary and other risk factors for asthma in Saudi Arabia where major lifestyle differences and prevalences of allergic disease are found in different communities. (bmj.com)
  • 7 There is now some epidemiological support for dietary antioxidant vitamins being risk factors for asthma in adults, 8 , 9 and for intake of oily fish having a preventive effect in children. (bmj.com)
  • Babies, pregnant women, the elderly and those with asthma or pre-existing respiratory and cardiac conditions are at higher risk. (asthma.org.au)
  • Earlier research suggested that children living in a home with gas cooking have a 42% increased risk of asthma. (scienceblog.com)
Indoor2
Severe asthma2
  • Oxygen saturation of 97% or above constitutes mild asthma, 92-97% constitutes moderate asthma, and less than 92% signifies severe asthma. (medscape.com)
  • Both self-awareness and self-efficacy likely contributed to the improved outcomes, while also providing stronger patient-provider communication and an opportunity for early intervention before a severe asthma attack. (medscape.com)
Levels6
  • Particularly in the winter months and on special public holidays, such as the Swiss National Day on 1st August and New Year's Day, when there is significant use of fireworks, peak levels of particulate matter are often reached. (iqair.com)
  • Particulate matter levels are measured using the Air Quality Index (AQI), with a scale ranging from 0 to 500. (smithsonianmag.com)
  • Exposure to elevated levels of fine particulate matter can also worsen medical conditions such as asthma and heart disease. (ny.gov)
  • Over the coming weeks, scientists will collect data on the number of children in the schools who develop a COVID-19 infection or become ill with flu or asthma, and whether there is any difference in the levels of illness seen in those schools with the air purification devices. (leeds.ac.uk)
  • Total serum immunoglobulin E levels greater than 100 IU are frequently observed in patients experiencing allergic reactions, but this finding is not specific for asthma and may be observed in patients with other conditions (eg, allergic bronchopulmonary aspergillosis, Churg-Strauss syndrome). (medscape.com)
  • Elevated serum IgE levels are required for chronic asthma patients to be treated with omalizumab (Xolair). (medscape.com)
Environmental3
  • Medical and nursing education programs often do not fully incorporate environmental questions and an exposure history into asthma management. (cdc.gov)
  • Environmental issues in managing asthma. (cdc.gov)
  • The increase in prevalence of asthma over the past two to three decades is unlikely to be explained by a change in genetic constitution and more likely reflects environmental changes [7] leading to the condition being activated in an increased number of genetically susceptible people. (who.int)
Reduce1
Irritation2
Trigger4
  • which can trigger or exacerbate an asthma attack in individuals with increased airway hyper responsiveness. (cdc.gov)
  • Giving your child a puppy or kitten for Christmas sounds like an enchanting idea, but don't forget that that adorable little bundle is covered in dander--a common asthma trigger. (webmd.com)
  • While a tree in and of itself might not trigger an asthma attack , what's on it certainly could. (webmd.com)
  • While it sounds like a nice place for your child to cozy up after a big holiday feast, fireplaces can trigger asthma. (webmd.com)
Acute6
  • Arterial blood gas (ABG) measurement provides important information in acute asthma. (medscape.com)
  • The clinical picture usually obviates ABGs for most ED patients with acute asthma. (medscape.com)
  • Pulse oximetry measurement is desirable in all patients with acute asthma to exclude hypoxemia. (medscape.com)
  • The hypoxemia of uncomplicated acute asthma is readily reversible by oxygen administration. (medscape.com)
  • Therefore, all patients with acute asthma should have oxygen saturation measured by pulse oximetry, or they simply should be placed on oxygen therapy. (medscape.com)
  • In children, pulse oximetry is often used to grade severity of acute asthma. (medscape.com)