• The parasympathetic neurons originate in the brain stem as well as the lower part of the spinal cord. (neuro-praxis-dus.de)
  • The cause probably lies in the autonomic nervous system and is related to potganglionic neurons of the sympathetic and parasympathetic nervous system. (medicinelearners.com)
  • The sympathetic and parasympathetic postganglionic neurons are thought to be the root cause of the disease. (medicinelearners.com)
  • Autonomic neuropathies are a collection of syndromes and diseases affecting the autonomic neurons, either parasympathetic or sympathetic, or both. (medscape.com)
  • Botulinum toxins can cause pupil dilatation by uptake into the parasympathetic neurons at the level of the ciliary ganglion or the parasympathetic neuromuscular junctions in the sphincter pupillae of the iris. (presbyopiaphysician.com)
  • This complex system is mediated by two major efferent pathways, the sympathetic and parasympathetic nervous systems, which obtain afferent signals from different parts of the body, neurons in the spinal cord and cerebral autonomic centres primarily in the hypothalamus, midbrain and brainstem. (bmj.com)
  • Adie's pupil is caused by damage to peripheral pathways to the pupil (parasympathetic neurons in the ciliary ganglion that cause pupillary constriction to bright light and with near vision). (wikidoc.org)
  • Fibers that secrete acetylcholine (cholinergic fibers) include all preganglionic fibers, all postganglionic parasympathetic fibers, and some postganglionic sympathetic fibers (those that innervate piloerectors, sweat glands, and blood vessels). (msdmanuals.com)
  • Tonic pupil results from damage to the ciliary ganglion or postganglionic parasympathetic nerve fibres. (dermnetnz.org)
  • This condition is associated with injury to the postganglionic parasympathetic innervation to the pupil. (wakehealth.edu)
  • The neurotransmitter for preganglionic sympathetic and parasympathetic nervous system (PNS) as well as postganglionic parasympathetic nervous system is acetylcholine (ACh). (medscape.com)
  • By blocking the parasympathetic nervous system, parasympatholytic drugs can increase heart rate in patients with bradycardic heart rhythms, and open up airways and reduce mucous production in patients with asthma. (wikipedia.org)
  • Unequal pupil size is called anisocoria. (merckmanuals.com)
  • Physiologic anisocoria is pupils that are naturally different in size. (merckmanuals.com)
  • This feature may present clinically as anisocoria (pupils of different size). (dermnetnz.org)
  • Today, a standard eye examination typically only generally and subjectively evaluates the pupil using standard penlight technologies to measure pupil size and conclude on obvious abnormalities or disorders such as anisocoria, fixed dilated pupil, and so on. (livepositively.com)
  • But, if we consider a closer look at anisocoria, another cause for this particular condition could be a neurotropic disease affecting the preganglionic parasympathetic cell bodies in one of the three chains innervating the pupil known as Horner's syndrome. (petsnary.com)
  • Johns Hopkins Health: "Pupillary Disorders Including Anisocoria. (papasindiagrill.com)
  • Anisocoria (both pupils are different sizes). (papasindiagrill.com)
  • Anisocoria: Reverse Horner's Syndrome is essentially a form of anisocoria, a condition characterized by unequal pupil sizes. (watchdoq.com)
  • The main characteristic of Left Adie's Tonic Pupil is that the left pupil is abnormally larger than normal and there is minimal to no constriction in bright light, which is why it gets it name as Tonic Pupil. (epainassist.com)
  • Recent studies have revealed that patients suffering from migraines or TBI have slower pupil constriction and dilation speeds. (livepositively.com)
  • The opposite of constriction, miosis is a reflexive response that makes the pupils dilate (open) when exposed to light or other stimulation. (articlesall.com)
  • The AR pupil is thought to be caused by damage to central pathways for pupillary constriction. (wikidoc.org)
  • The older literature on AR pupils did not report the details of pupillary constriction (brisk vs. tonic) that are necessary to distinguish AR pupils from tonic pupils. (wikidoc.org)
  • This can occur due to damage to the parasympathetic nerve pathway, which controls pupil constriction. (watchdoq.com)
  • Pilocarpine 0.1% test - instillation of a drop of this ophthalmic medication in the eye of an affected cat induces miosis )pupil constriction) within 45 minutes. (criticalcaredvm.com)
  • Disorders outside the brain that affect the sympathetic nervous system include tumors and injuries that involve the neck or upper part of the chest. (merckmanuals.com)
  • While the impulses of the sympathetic nervous system usually have a quick and mobilizing effect, parasympathetic impulses tend to have a dampening effect on many organs. (neuro-praxis-dus.de)
  • The fight-or-flight sympathetic nervous system appears to be overactive in autism and EDS, while the rest-and-digest parasympathetic branch appears to be underactive. (ehlersdanlosawareness.com)
  • This action inhibits the parasympathetic nervous system more than sympathetic nervous system activation. (presbyopiaphysician.com)
  • The auricular vagus innervates the medial part of the tragus, concha, and external ear canal, so electrical stimulation of the ear vagus can regulate the overactivated sympathetic nervous system and in this way treat stress-related disorders. (vagustim.io)
  • Sympathetic Nerve Pathway: The sympathetic nervous system plays a crucial role in regulating various involuntary bodily functions, including pupil dilation, heart rate, and sweating. (watchdoq.com)
  • The ANS is divided into the sympathetic nervous system (SNS) and parasympathetic nervous system (PNS). (criticalcaredvm.com)
  • Binding of adrenaline by B2AR causes a sympathetic nervous system response like the well-known "fight or flight response", resulting in an increased heart rate, pupil dilation, rapid energy mobilization and diversion of blood to skeletal muscle. (proteopedia.org)
  • This sympathetic-parasympathetic tone determines the point at which the sympathetic nervous system (flight or fight) overrides the parasympathetic nervous system (responsible for normal cardiovascular homeostasis). (proteopedia.org)
  • The movement and games stimulate the sympathetic nervous system, stretching exercises encourages their muscles to stretch and stimulates the sympathetic and parasympathetic nervous systems. (relaxkids.com)
  • Some studies suggest that inflammation or damage to the ciliary ganglion or any type of damage to the postganglionic nerves may be a cause for development of Left Adie's Tonic Pupil. (epainassist.com)
  • The ciliary ganglion forms a part of the parasympathetic nervous system which is a part of the autonomic nervous system which controls the pupil's response to light and other stimuli. (epainassist.com)
  • Left Adie's Tonic Pupil, which is also known by the name of Adie's Syndrome, is a pathological neurological condition which affects the pupil of the left eye as well as the autonomic nervous system of the body. (epainassist.com)
  • If the abnormality of the pupil is associated with neurological symptoms like absence of deep tendon reflexes especially in the Achilles tendon then the condition is defined as Adie's Syndrome. (epainassist.com)
  • These can always be more than just ocular disorders and may be symptoms of a serious neurological disorder buried underneath. (livepositively.com)
  • Symptoms of the disease include a number of neurological, gastrointestinal and cardiovascular disorders. (biomedcentral.com)
  • Neuroinflammation and aberrant activation of microglia, the brain immune cells, can drive derangements in the development and function of the brain, and are thought to be involved in the pathogenesis of diverse neurological conditions, among which Autism Spectrum Disorder (ASD). (autism.org)
  • Despite advances in medical field, there are still no effective medical treatments available for autism spectrum disorder (ASD) that can be attributed to the incomplete understanding about the pathophysiology of this neurological disorder. (autism.org)
  • Associated Conditions: Horner's Syndrome can be a sign of an underlying medical condition, such as tumors, injuries, or neurological disorders affecting the sympathetic pathway. (watchdoq.com)
  • Pupils get larger (dilate) in dim light and smaller (constrict) in bright light. (merckmanuals.com)
  • Often, the larger pupil is unable to constrict normally. (merckmanuals.com)
  • The eyedrops tends to constrict the dilated pupil. (epainassist.com)
  • Pupil reaction time is the time it takes for the pupil to constrict in response to light. (articlesall.com)
  • The opposite is also true-if their pupils are constrict or "contract," then they haven't been expose to enough light. (articlesall.com)
  • Argyll Robertson pupils ("AR pupils") are bilateral small pupils that constrict when the patient focuses on a near object (they " accommodate " with near vision), but do not constrict when exposed to bright light (they do not "react" to light). (wikidoc.org)
  • In the 1950s, Loewenfeld [4] distinguished between the two types of pupils by carefully observing the exact way in which the pupils constrict with near vision. (wikidoc.org)
  • These light-sensitive pathways allow the pupil to constrict to bright light. (wikidoc.org)
  • The accommodation pathways - pathways to the Edinger-Westphal nucleus that cause the pupils to constrict with near vision - are thought to be spared because of their more ventral course in the brainstem. (wikidoc.org)
  • This activates the cranial parasympathetic nervous system. (frugaldoctor.com)
  • The headache is usually one-sided with cranial parasympathetic autonomic features such as tearing, nasal congestion, a runny nose, facial sweating, shrinking of the pupil, drooping of the eyelid and oedema in the eyelid on the affected side. (wokinghamosteopaths.co.uk)
  • The root cause of Left Adie's Tonic Pupil is not yet known but some studies suggest that this condition may arise as a result of a trauma, a surgical procedure to the left eye, inappropriate blood flow to the left eye, or an infection to the left eye. (epainassist.com)
  • Left Adie's Tonic Pupil is a benign and harmless condition and very rarely some form of treatment is required to treat it. (epainassist.com)
  • In majority of the cases, reading glasses and eyedrops are the main forms of treatment given for Left Adie's Tonic Pupil. (epainassist.com)
  • As stated, the root cause of Left Adie's Tonic Pupil is not yet known but some form of trauma to the pupil, a surgical procedure to the eye, or an infection is presumed to cause Left Adie's Tonic Pupil. (epainassist.com)
  • Damage to the ciliary region may also result from an autoimmune disorder, a tumor, trauma, and potential complications of a surgical procedure to the eye causing Left Adie's Tonic Pupil. (epainassist.com)
  • What are the Symptoms of Left Adie's Tonic Pupil? (epainassist.com)
  • As stated above, the main characteristic feature of Left Adie's Tonic Pupil is the left pupil being abnormally larger than normal. (epainassist.com)
  • At first in Left Adie's Tonic Pupil, only the left pupil is affected but as the disease advances both eyes may get affected. (epainassist.com)
  • Some of the other symptoms of Left Adie's Tonic Pupil are excessive sweating. (epainassist.com)
  • In some cases, cardiovascular abnormalities may also be noted in cases of Left Adie's Tonic Pupil. (epainassist.com)
  • Left Adie's Tonic Pupil is a benign condition and usually does not require any treatment. (epainassist.com)
  • At most, the ophthalmologist may prescribe reading glasses or pilocarpine eyedrops for vision impairment caused due to Left Adie's Tonic Pupil. (epainassist.com)
  • It also helps with depth perception as well which gets affected due to Left Adie's Tonic Pupil. (epainassist.com)
  • These treatments are good enough to restore vision and help the constricted pupil caused by Left Adie's Tonic Pupil. (epainassist.com)
  • Another symptom which occurs with Left Adie's Tonic Pupil is excessive sweating and this can be treated by performing a surgical procedure called Thoracic sympathectomy in which the involved sympathetic nerve is excised completely to treat the excessive sweating caused by Left Adie's Tonic Pupil. (epainassist.com)
  • Adie's tonic pupil is usually associated with a benign peripheral neuropathy ( Adie syndrome ), not with syphilis. (wikidoc.org)
  • The gastrointestinal tract is controlled by the sympathetic and parasympathetic nervous systems and, additionally, the enteric nervous system which, through Meissner's and Auerbach's plexuses, control motility and secretion in the small and large intestines. (bmj.com)
  • The preganglionic cell bodies of the parasympathetic system are located in the brain stem and sacral portion of the spinal cord. (msdmanuals.com)
  • the parasympathetic nervous system uses acetylcholine instead. (vagustim.io)
  • They also pass through ganglia as switching stations before they reach the pupils, lacrimal and salivary glands, heart, large intestine and urinary bladder. (neuro-praxis-dus.de)
  • These hormones may speed up a person's pulse and respiratory rate , dilate pupils , or temporarily mask pain . (cloudfront.net)
  • In addition to their use in respiratory disorders like asthma and Chronic Obstructive Pulmonary Disease (COPD), these agents find utility in ophthalmology for mydriasis and cyclopedia during eye examinations or surgeries [ 8 ]. (scitechnol.com)
  • Unequal pupils themselves usually cause no symptoms, but occasionally a person may have trouble focusing on near objects. (merckmanuals.com)
  • Also, the underlying disorder sometimes causes other symptoms such as eye pain and redness, loss of vision, drooping eyelid, double vision, or headache. (merckmanuals.com)
  • These more noticeable symptoms are often the reason people seek medical care rather than the unequal pupils. (merckmanuals.com)
  • In such people, both pupils react normally to light and darkness and there are no symptoms. (merckmanuals.com)
  • The symptoms of disorders in this part of the nervous system can be correspondingly complex. (neuro-praxis-dus.de)
  • While not a withdrawal syndrome, symptom reemergence describes the reappearance of symptoms of an underlying mood or anxiety disorder after discontinuation of the medication. (medscape.com)
  • Symptoms of high blood pressure include dilated pupils whose dilation does not adjust to bright light so these dilated pupils may be the key sign to let you know that your cat has this medical condition. (petsnary.com)
  • They are also used in gastrointestinal disorders to reduce motility and control symptoms like diarrhea. (scitechnol.com)
  • While PTSD-specific, these theories are still useful in understanding acute stress disorder, as the two disorders share many symptoms. (cloudfront.net)
  • Recent trials have found that Yoga stretches have a generally positive effect on treating depressive disorders, and can also be used effectively to target symptoms of PTSD. (relaxkids.com)
  • Studies have shown that mindfulness can be effective in combating anxiety disorders in both adults and children, alleviating symptoms of depression, and reducing stress. (relaxkids.com)
  • Migraine is a complex disorder characterized by recurrent episodes of headache, most often unilateral and in some cases associated with visual or sensory symptoms-collectively known as an aura-that arise most often before the head pain but that may occur during or afterward (see the image below). (medscape.com)
  • In the early 20th century, Adie described a second type of pupil that could "accommodate but not react. (wikidoc.org)
  • Meanwhile, ipsilateral parasympathetic nerves send signals back down towards. (articlesall.com)
  • Most organs have nerves from both the sympathetic and parasympathetic systems. (healthline.com)
  • The nerves emanating from the hypothalamus travel certain paths in the brain and spinal cord, then stimulate the sympathetic and parasympathetic nerves which are dispersed to the body. (vagustim.io)
  • The parasympathetic nervous system is composed of cranial nerves 3, 7, 9, and 10 with sacral nerves 2-4. (vagustim.io)
  • Dysautonomia is a disease that affects nerves of both the sympathetic and parasympathetic nervous systems. (criticalcaredvm.com)
  • These pathways carry nerve impulses to the pupil and to the muscles that control the eye and eyelid. (merckmanuals.com)
  • the vagus nerve contains about 75% of all parasympathetic fibers. (msdmanuals.com)
  • Pupillary dynamics indicate sympathetic and parasympathetic modulation, so in fact the third cranial nerve is substantially involved. (oftalmoloji.org)
  • Unilateral pupil dilation could be due to injury to the ophthalmic nerve or the brain itself since it is the entity that innervates both the left side and right side of each eye. (petsnary.com)
  • Transcutaneous vagus nerve stimulation activates the noninvasively auricular afferent part of the 10th cranial nerve, vagus, and the latter is the most important division of the parasympathetic system. (vagustim.io)
  • Horner's Syndrome is typically caused by disruption to the sympathetic nerve pathway that controls the eye's pupil dilation and related functions. (watchdoq.com)
  • BACKGROUND: Transcutaneous cervical vagus nerve stimulation (tcVNS) has emerged as a potential treatment strategy for patients with stress-related psychiatric disorders. (bvsalud.org)
  • An incremental increase in M-wave amplitude with rapid repetitive nerve stimulation may help to localize the disorder to the neuromuscular junction. (medscape.com)
  • Autonomic dysfunction, also known as dysautonomia, is a disorder in which the autonomic nervous system (ANS) does not function properly. (ehlersdanlosawareness.com)
  • This week I wanted to share information about a relatively rare nervous system disorder caused dysautonomia. (criticalcaredvm.com)
  • This medication does not the pupil of a pet with dysautonomia. (criticalcaredvm.com)
  • Constricted, or small pupils, can occur for a variety of reasons including eye injuries, brain trauma, medication side effects and stroke. (papasindiagrill.com)
  • The evidence supports a midbrain cause of the AR pupil, provided one follows Loewenfeld's definition of the AR pupil as small pupils that react very poorly to light and yet seem to retain a normal pupillary near response that is definitely not tonic. (wikidoc.org)
  • While the brain stem controls important reflexes such as coughing, sneezing, swallowing and vomiting, the sympathetic and parasympathetic nervous systems control the functions of the internal organs. (neuro-praxis-dus.de)
  • These projects toward the hypothalamus and brain stem centers, controlling pupil size via the parasympathetic system. (articlesall.com)
  • Inflammation of the iris (iritis) and certain types of glaucoma cause unequal pupils, but this finding is usually overshadowed by severe eye pain. (merckmanuals.com)
  • 17:06 When we look at the underlying physiological triggers for mood disorders, first we need to understand that inflammation is an underlying factor in all chronic illness, including mood disorders. (drweitz.com)
  • Experts also refer to this as "dilatation of the pupil," and it happens when you have an injury or head trauma, such as a concussion or brain injury. (articlesall.com)
  • The near response in tonic pupils is slow and prolonged. (wikidoc.org)
  • The exact relationship between syphilis and the two types of pupils ( AR pupils and tonic pupils ) is not known at the present time. (wikidoc.org)
  • Tonic pupils can occur in neurosyphilis. (wikidoc.org)
  • [5] It is not known whether neurosyphilis itself (infection by Treponema pallidum ) can cause tonic pupils, or whether tonic pupils in syphilis simply reflect a coexisting peripheral neuropathy. (wikidoc.org)
  • We describe a case of a teenage patient with multiple diseases such as esophagitis, allergic disease, and numerous behavioral disorders leading to: self-injury of the body, suicide attempts by drugs overdosing, and experimentation with various psychoactive substances (morphine, amphetamine, methamphetamine, codeine). (biomedcentral.com)
  • The treatment of functional impairment cures the diseases stated above in addition to epilepsy, and addiction problems like disorders. (vagustim.io)
  • For example, M3 receptor antagonists are commonly used to treat overactive bladder, while M1 receptor antagonists have potential applications in cognitive disorders. (scitechnol.com)
  • In addition to this anhidrosis, there is pupillotonia in the sense of pathological pupil contractions. (medicinelearners.com)
  • Although it is healthy for a cat to have its pupils dilate as they react to changes in the environment if your cat's eyes always stay dilated there may be an underlying illness causing this. (petsnary.com)
  • Your pupils react to changes in light by constricting or dilating in response to how bright or dark it is around them. (articlesall.com)
  • Parkinson's disease (PD) is a progressive neurodegenerative disorder characterised by motor dysfunction (parkinsonism) and several non-motor features. (bmj.com)
  • Detection of autonomic dysfunction may therefore be helpful in diagnosing PD in the early or pre-motor stages, and/or in differentiating it from other parkinsonian disorders, such as multiple system atrophy and progressive supuranuclear palsy. (bmj.com)
  • A disorder characterized by recurrent episodes of paroxysmal brain dysfunction due to a sudden, disorderly, and excessive neuronal discharge. (lookformedical.com)
  • Overexpression of the Crh gene is a trademark of Rett Syndrome, a well known neurodevelopmental disorder Interestingly, when some autism patients have a fever, the LC-NA system dysfunction abates resulting in reduced autistic behaviors. (proteopedia.org)
  • When you go to see an eye doctor, they will use a pupilometer to measure pupil dilation. (articlesall.com)
  • If the larger pupil is abnormal, the difference between pupil sizes is greater in bright light. (merckmanuals.com)
  • Unlike Horner's Syndrome, in which the affected pupil is smaller, reverse Horner's Syndrome involves a larger pupil on the affected side. (watchdoq.com)
  • Parasympathetic ganglia (eg, ciliary, sphenopalatine, otic, pelvic, and vagal ganglia) are located within the effector organs, and postganglionic fibers are only 1 or 2 mm long. (msdmanuals.com)
  • Even in the case of physical injuries to the brain or a traumatic brain injury that can have varying effects on several organs, it can sometimes be detectable through pupil diameter measurement. (livepositively.com)
  • Autonomic Nervous System (ANS) denotes the part of the Peripheral Nervous System (PNS) that controls the functions of the inner organs such as the heart, lungs, pupils, kidneys, stomach, and intestines. (whatisfullformof.com)
  • Due to the sweat secretion disorder, the patients have a reduced heat tolerance. (medicinelearners.com)
  • If there is a suspicion, the doctor can prove the sweat secretion disorder by means of secretion tests. (medicinelearners.com)
  • The parasympathetic system conserves energy as it slows the heart rate, increases intestinal and gland activity, and relaxes sphincter muscles in the gastrointestinal tract. (criticalcaredvm.com)
  • A parasympatholytic agent is a substance or activity that reduces the activity of the parasympathetic nervous system. (wikipedia.org)
  • The term parasympatholytic typically refers to the effect of a drug, although some poisons act to block the parasympathetic nervous system as well. (wikipedia.org)
  • Drugs that stimulate the parasympathetic nervous system are called parasympathomimetics or cholinergics. (wikipedia.org)
  • Drugs that inhibit the parasympathetic system are called parasympatholytics or anticholinergics. (wikipedia.org)
  • Disorders of the autonomic nervous system cause autonomic insufficiency or failure and can affect any system of the body. (msdmanuals.com)
  • The sympathetic ("flight or fight ") and parasympathetic ("digest and rest ") nervous systems are then separated from the autonomic nervous system. (ehlersdanlosawareness.com)
  • The autonomic nervous system manages the continuous and involuntary turning of the pupil size. (livepositively.com)
  • Because of the nature of the eye and pupils specifically, pupil diameter measurement can reveal what's going on in your nervous system and whether it's a disorder induced by mental, emotional, or physiological stress. (livepositively.com)
  • Possible hormonal disorders and dysregulation of the immune system could also occur. (biomedcentral.com)
  • All subjects underwent complete ophthalmological examination and pupillometry measurements (MonPack One, Vision Monitor System, Metrovision, Perenchies, France) including static and dynamic pupil evaluation. (oftalmoloji.org)
  • However, except for kittens who are much more sensitive to light and need a lot of rest and sleep, over-dilation of the pupils can signify a vast number of health concerns such as disorders related to the autonomic nervous system. (petsnary.com)
  • The ANS includes the sympathetic autonomic nervous system (SANS) and the parasympathetic autonomic nervous system (PANS). (healthline.com)
  • These agents have found wide application in various medical fields due to their ability to modulate the parasympathetic nervous system [ 2 ]. (scitechnol.com)
  • These agents have broader effects on various tissues and systems regulated by the parasympathetic nervous system. (scitechnol.com)
  • By antagonizing the parasympathetic system, para sympatholytic agents produce a range of physiological responses, including bronchodilation, decreased gastrointestinal motility, decreased secretions, and pupil dilation. (scitechnol.com)
  • Given the complex nature of this system, a stepwise approach to autonomic disorders is required for proper understanding. (medscape.com)
  • Because the autonomic nervous system maintains internal physiologic homeostasis, disorders of this system can be present with both central as well as peripheral nervous system localization. (medscape.com)
  • and the other is the parasympathetic nervous system which calms the body, which provides growing and developing, mostly has the internal properties and is mentioned as ''rest and digest'' shortly. (vagustim.io)
  • Stimulation of thesympathetic nervous system, which is known for triggering a fight-or-flight response when the body is under stress, can also cause the pupil to dilate. (papasindiagrill.com)
  • Sympathetic acute stress disorder is caused by the release of excessive adrenaline and norepinephrine into the nervous system . (cloudfront.net)
  • One of the things that happens is a change in our nervous system from parasympathetic dominance to sympathetic dominance, which slows down the motility of the gut, which adversely affects the microbiome. (drweitz.com)
  • Headaches are one of the most common disorders of the nervous system but they are often underestimated, under-recognized and under-treated. (wokinghamosteopaths.co.uk)
  • When the system is working as it is designed, the fight or flight system is activated when we are confronted with stress, the stressful event comes to an end, and the parasympathetic nervous system returns us to our normal state. (holistichelp.net)
  • If pupil sizes are very unequal, a person may notice the discrepancy. (merckmanuals.com)
  • More often, unequal pupils are noticed only during a doctor's examination. (merckmanuals.com)
  • Eye disorders that cause unequal pupils include birth defects and eye injury. (merckmanuals.com)
  • This is called an afferent response because it occurs when the pupil is stimulated. (articlesall.com)
  • In Horner's syndrome, the pupil in the involved eye is smaller and does not get bigger (dilate) as well as the other eye. (papasindiagrill.com)
  • By exploring the puzzle pieces of Horner's Syndrome, the medical community moves closer to providing comprehensive care and effective solutions for those affected by this intriguing disorder. (watchdoq.com)
  • This loss of secretion usually only occurs on one side and is accompanied by a contraction of the pupils, so that visual problems can also occur. (medicinelearners.com)
  • This article briefly discusses the nature of pupils and their surprisingly resourceful diagnostic powers when it comes to a person's mental, emotional, and physiological state. (livepositively.com)
  • When a person's pupils are dilate, it means that they have been expose to light. (articlesall.com)