Fixed pupils drugs

Which Drugs Cause Pinpoint Pupils? - Rehabcenter

Certain drugs that are used to treat high blood pressure (hypertension) can also cause pinpoint pupils. This includes drugs like clonidine and tetrahydrozoline, which can be acquired with a prescription. Additional Conditions That Can Cause Pinpoint Pupils The drugs can also cause rapid quivering of the pupils (nystagmus). Benzodiazepines: Like alcohol, at recreational doses, these medications can cause altered, double or blurry vision. Dilated pupils are a sign of an overdose Five patients were treated with dopamine in doses over 30 micrograms/kg . min in severe circulatory shock and developed fixed dilated pupils. This phenomenon was most likely attributed to the use of dopamine. Further neurological examination gave no support to cerebral damage. Therefore, dilated pup Opioids, including oxycodone, heroin, and fentanyl, are commonly misused drugs that have the opposite effect, causing pupils to constrict (miosis). Pinpoint pupils are pupils that do not respond to.. Fixed dilated pupils can be caused by para-sympatholytic or anticholinergic drugs. These drugs include atropine (mushroom poisoning),4 scopolamine,4 homatropine, cyclopentolate, quinine toxicity, tricyclic overdose, antihistamine overdose, glutethimide over-dose,4 trimetaphan and hypermagnesaemia.5 Lesions Critical Care and Resuscitation 2000; 2: 34-3

Drug Effects on Eyes: Redness, Dilated & Pinpoint Pupil

Some drugs cause your pupils to dilate, while others cause pinpoint pupils. You may see double, have blurry vision, or experience dry eye from some medications or intoxicants. If your vision is affected by a prescription medication, work with your doctor to manage this side effect, so you can drive, walk, read, and work safely Certain prescription eye drops, such as pilocarpine, carbachol, echothiophate, demecarium, and epinephrine, can also cause pinpoint pupils. Less common causes include: certain medications, such as.. Answer: Trauma to the brain or eye can cause a fixed pupil. Usually this is blunt closed trauma which damages the iris sphincter muscle — which constricts the pupil — or one of the pathways in the brain which controls it Pupils should react normally, unless there is neurologic damage to your patient, and this calls for urgent additional assessment. If you need info about a drug, go to micromedix or even google and you will find a lot of data about any drug Just as there are drugs that make pupils larger, there are drugs that make pupils smaller. Doctors call this constricting the pupils. Painkilling medications, like hydrocodone, morphine, and fentanyl, can make the pupils smaller. So can using drugs like heroin

Pupils dilated, symptoms & treatments - All About Vision

So we can see that especially for extradurals fixed dilated pupils are certainly not a death sentence. To be able to prognosticate, we need to breakdown the causes of fixed dilated pupils. Thomas(2000), suggests a simple structure for differentiate the possible causes. Causes of Fixed Dilated Pupils. Sympathetic stimulation. Drugs, eg Adrenalin Pinpoint pupils are pupils with a fixed diameter smaller than 2mm that do not respond accordingly to changes in lighting. Frequently, PLR is not present. [2] What do pinpoint pupils mean? Pinpoint pupils with no PLR are usually a translation of a neurological abnormality

Dilated fixed pupils due to administration of high doses

  1. es; Cocaine; Ecstasy; LSD ; Other Conditions. There are a few other conditions that cause dilated pupils: Adie's pupil: This is a rare genetic condition in which one pupil is larger than the other and is either slow to.
  2. es, botox, muscle relaxants, and drugs used to treat Parkinson's disease may all cause the pupils to dilate...
  3. A large pupil that is completely unresponsive to light is called a fixed dilated pupil. Dilated pupils aren't the same as anisocoria, a common condition where both pupils react normally to light but differ in size by about a half-millimeter or more. Anisocoria is benign and affects about 20% of the population
  4. es, like diphenhydra
  5. ation of the retina and other deep structures of the eye, and also to reduce painful ciliary muscle spasm (see cycloplegia). One effect of ad
  6. es Hallucinogens including lysergic acid diethylamide (LSD) may tamper with how the brain receives informatio

Dilated Pupils Drugs: Prescription, Nonprescription, and

  1. Normal-sized pupils do not entirely rule out opioid overdose because if a person is simultaneously taking another drug that can cause pupil dilation, then the pupils may appear normal in size. On the other hand, if an unconscious person has dilated pupils, then think about alcohol intoxication. Other things that can cause dilated pupils include.
  2. ing the mechanisms underlying the relationship between pupil diameter and opioid withdrawal severity are warranted
  3. Pupils that do not respond to light or other stimuli are called fixed pupils. Often, fixed pupils are also dilated pupils. Abnormally shaped pupils can occur as a result of abnormalities of prenatal development or injury. Changes in pupil size and unequal pupil size can occur with serious conditions such as head trauma, brain tumors, stroke, or.
  4. Pupil fixed is found among people who take Propofol, especially for people who are male, 60+ old, have been taking the drug for < 1 month. The phase IV clinical study analyzes which people take Propofol and have Pupil fixed. It is created by eHealthMe based on reports of 27,702 people who have side effects when taking Propofol from the FDA, and.

  1. Police officers also evaluate the pupil size in order to detect drug impairment. In a study in 2011, the changes in the appearance of the eyes are among the most definitive ways considered when checking whether a teenager is using illicit drugs. Both bloodshot eyes and widely dilated pupils indicate drug use
  2. A 12-year-old boy is seen in the emergency room in a dazed condition due to a sledding accident, with bilateral fixed, dilated pupils with some blurred vision but no papilledema. After repeated denials of medications or use of eye drops, urine positive for barbiturates induced him to admit to use of drugs from his friends and of atropine.
  3. Smaller pupils are also known as pinpoint pupils. Commonly misused opioids include oxycodone, fentanyl, and heroin. Can medication cause dilated pupils? Yes, both prescription, over-the-counter, and illicit drugs can all cause dilated pupils. Drug interactions in the body often affect neurotransmitters in your brain
  4. When assessing pupils in comatose cardiac arrest survivors, the potential for atropine to have a prolonged effect on pupil size and reactivity should be considered. Atropine, fixed dilated pupils and prognostication following cardiac arrest Resuscitation. 2011 Feb;82(2):23
  5. Pupil fixed is found among people who take Flexeril, especially for people who are male, 40-49 old. The phase IV clinical study analyzes which people take Flexeril and have Pupil fixed. It is created by eHealthMe based on reports of 31,667 people who have side effects when taking Flexeril from the FDA, and is updated regularly

Fixed and dilated pupils in comatose patients are well known to be related to a poor progno-sis, especially when present bilaterally.1-5 If not caused by local trauma or drug action, this symptom indicates injury or compression of the third cranial nerve and the upper brain stem, mainly caused by an extending intracra-. Studies have shown that various medical conditions and usage of certain drugs cause pinpoint pupils. So what causes pinpoint pupils, here we discuss some reasons. Narcotic Medications: Most narcotic pain medications have the presence of opioids in them. Morphine which is a form of opioid is commonly present is pain relief medicines Doctors sometimes refer to more pronounced mydriasis, when the pupils are fixed and dilated, as blown pupil.This condition can be a symptom of an injury to the brain from physical trauma or a stroke.The opposite of mydriasis is called miosis and is when the iris constricts to cause very small or pinpoint pupils

The pupils are fixed and dilated. The pupils are fixed and dilated?! September 22, 2015. September 28, 2015. ~ Griffin Doc. Written by Zach Adams, OSUEM resident // edited by Michael Barrie, OSUEM Assistant professor. EMS brings in an unconscious man. They are bagging the patient in the hallway of the ED and tell you that they found the patient. Fixed dilated pupil: dilated, unresponsive pupil, e.g. due to closed-angle glaucoma; Hutchinson pupil: pupillary abnormalities that lead to a fixed dilated pupil in 3 stages as a result of increased intracranial pressure (typically uncal herniation)

Checking the Pupils During Patient Assessment An essential part of an EMT's patient assessment is to check for a pupillary response; mainly that the pupils are equal and reactive to light.The patient's pupil diameter and how they respond to light will help determine the status of the brain and how it is perfusing and oxygenating, as well as its overall condition What kind of drugs cause pinpoint pupils? Examples are methadone, morphine, and heroin. These drugs stimulate the parasympathetic nervous system causing abnormal miosis. Some types of morphine are actually used for pain control such as morphine and codeine. As a matter of fact, they are very effective in the treatment of intense pain

What Drugs Cause Pinpoint Pupils? Next Generation Villag

Normal pupils are 2 to 4 millimeters in bright light and 4 to 8 millimeters in the dark. Your doctor can measure your pupils in both eyes to see how well they shrink and grow Drug Use . Drugs can expand or shrink the eye muscles, causing mydriasis. Substances such as cocaine increase serotonin level, which can lead to pupil dilatation. LSD has a direct effect on serotonin receptors in the brain, which can also cause mydriasis. Other drugs that have a similar side effect are crystal methamphetamine and ecstasy The possible causes of unilateral dilated fixed pupil (not responding/reacting to light both directly and indirectly) are multiple and include lesions in the mid-brain, ciliary ganglion, or short ciliary nerve pathology (including Adies pupil, orbital trauma), lesion of the third cranial nerve, and pathology of the iris (i.e., blunt trauma. A score of 2 means both pupils are non-reactive to light; a score of 1 means one pupil is non-reactive; and a score of 0 means neither pupil is non-reactive. What does it mean if pupils are fixed? Doctors sometimes refer to more pronounced mydriasis, when the pupils are fixed and dilated, as blown pupil. This condition can be a symptom of.

The science behind drugs causing dilated pupils. Your pupils are the black dots in the center of your eyes that change in size in order to regulate the amount of light that enters. This light regulation is crucial to things like normal vision and focus. The size of your pupil is directed by the colored portion of your eye called the iris Digre KB. Principles and techniques of examination of the pupils, accommodation and lacrimation. In: Walsh and Hoyt Clinical Neuro-ophthalmology, 6th ed, Miller NR, Newman NJ, Biousse V, Kerrison JB (Eds), Williams & Wilkins, Baltimore 2005. p.715. Pilley SF, Thompson HS. Pupillary dilatation lag in Horner's syndrome. Br J Ophthalmol 1975; 59.

There are also many drugs that can result in changes in pupils and then the same drug... Read More. 4.3k views Reviewed >2 years ago. Pupils fixed and dilated. Opposite of dilated pupils. Collapsing and fixed pupils. Seizure dilated pupils. Effexor dilated pupils. Pupil stay dilated All horses temporarily experienced dilated and fixed pupils at 10 minutes post injection. Normal pupillary light reflex returned in two horses at 4 hours and in the other two horses at 24 hours. Heart rates were increased at 10 and 60 minutes, but had returned to normal at 2 hours Drugs.com provides accurate and independent information on more than 24,000 prescription drugs, over-the-counter medicines and natural products. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment If the large pupil constricts, the cause is probably Adie tonic pupil; if the large pupil does not constrict, the cause is probably drugs or structural (eg, traumatic, surgical) damage to the iris. Testing. Testing is usually unnecessary but is indicated for clinically suspected disorders

What Drugs Cause Dilated Pupils? The Recovery Village

A famous example is singer David Bowie, who received a permanently fixed, dilated pupil at age 13 during a fight over a girl. Typically, when encountering a dilated pupil, there will be some associated degree of anisocoria. When encountering this situation, the first step is to establish whether the anisocoria changes with ambient lighting Pharmacologic dilation of the pupil is one of the myriad explanations for unilateral or bilateral pupillary dilation. It is typically characterized by poor or no pupillary constriction to light or near stimuli. Clinical differentiation from similar appearing life-threatening pathologies, most notably compressive lesions of cranial nerve III, is vital

Fixed and dilated pupils after trauma, stroke, and

Fixed dilated pupil DDx • LITFL • CCC Differential Diagnosi

Corpus ID: 12060164. The differential diagnosis of fixed dilated pupils: a case report and review. @article{Thomas2000TheDD, title={The differential diagnosis of fixed dilated pupils: a case report and review.}, author={P. Thomas}, journal={Critical care and resuscitation : journal of the Australasian Academy of Critical Care Medicine}, year={2000}, volume={2 1}, pages={ 34-7 } These cases are accountable for causing dilated Pupils and Fixed dilated Pupil. When an individual finds 1 Pupil dilated than the other, 1 may link this condition to the 1 of these serious causes. Diagnosis of Pupil Dilation. The test for the dilated Pupil is also called as Mydriasis. It is conducted with the administration of Tropicamide The condition is sometimes referred to as Blown Pupil by medical providers. Mydriasis Types. This condition is classified into two types: Unilateral Mydriasis. It is a type of fixed mydriasis which is believed to be a sign of stroke or some forms of brain dysfunction. Bi-lateral Mydriasis. It is a rare eye disease. Not much is known about. *pupil size/reacition:-equal, reactive to light-may be unreactive if fixed and dilated from anticholinergics or hypothermia-may be pinpoint from opiates of cholinergics, but still reactive *LOC: changes AFTER pupils change *ex of cause: hypothyroidism, alcohol, drugs, liver failure, meningitis, et

Why Do I Have Pinpoint Pupils? 6 Causes NVISION Eye Center

  1. lobeThe pupils ar. e reactive (small or mid-sized) in the diencephalic syndrome.Unreactive pupils occur in brainstem lesions (mid-sized in mid-brain or pontine lesions; large in medullary le-sions).Pinpoint pupils occur following opiate or organophosphate overdose,or in isolated pon-tine lesion.Other drugs can cause large unreac-tive pupils
  2. e whether one or both pupils are abnormal in size; Localize the lesion responsible for anisocoria. Miosis refers to smaller than normal pupil size, while mydriasis refers to larger than normal pupil size.. NEUROANATOMY Visual Pathway. The visual pathway (Figure 2) is composed of the retina, optic nerve (also known as cranial nerve II), lateral geniculate nuclei (LGN) in the thalamus.
  3. e, etc.
  4. ation. describe the sympathetic pathway for iris stimulation. afferent pathway is unknown. first order neuron is located at the hypothalamus and travels to C8-T2 level.
  5. Anisocoria is a condition characterized by unequal pupil sizes. It is relatively common, and causes vary from benign physiologic anisocoria to potentially life-threatening emergencies. Thus, thorough clinical evaluation is important for the appropriate diagnosis and management of the underlying cause
  6. The ICD-10-CM code H57.04 might also be used to specify conditions or terms like bilateral fixed dilatation of pupil, congenital mydriasis, dilated pupil, episodic mydriasis of left pupil, episodic mydriasis of right pupil , fixed dilatation of left pupil, etc
  7. Eye abnormalities: Pupils may be dilated, pinpoint, or unequal. One or both pupils may be fixed in midposition. Eye movement may be dysconjugate or absent (oculomotor paresis) or involve unusual patterns (eg, ocular bobbing, ocular dipping, opsoclonus). Homonymous hemianopia may be present

Glaucoma is a group of eye diseases which result in damage to the optic nerve (or retina) and cause vision loss. The most common type is open-angle (wide angle, chronic simple) glaucoma, in which the drainage angle for fluid within the eye remains open, with less common types including closed-angle (narrow angle, acute congestive) glaucoma and normal-tension glaucoma Confusion and Enlarged (dilated) pupils. WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms confusion and enlarged (dilated) pupils including Medication reaction or side-effect, Cocaine abuse, and Dehydration (Children). There are 44 conditions associated with confusion and enlarged (dilated) pupils The sympathomimetic drugs caused an increase in diameter in the right 'fixed' dilated pupil of 21 to 28%andin theleft pupil of100to 133%.Therewas a concomitant increase in the palpebral fissure. Pilocarpine (0-02%) constricted the normal left pupilto adiameterof25 mm,phospholine iodidide (006%)to a diameter of2mm.Theright pupil di Dilated pupils are pupils that are larger than normal in size. The size of your pupils is controlled by muscles in the colored part of your eye (iris) and the amount of light reaching your eyes. Generally, normal pupils range in size from 2.0 to 4.0 millimeters (mm) in bright light, and 4.0 to 8.0 mm in the dark Constricted pupils induced by drugs or medications. One of the most likely reasons behind pinpoint pupils is use of certain drugs or narcotic pain medications, because they stimulate nervous system and consequently constrict pupils. Only treatment for this kind of miosis is ceasing the use of these drugs

Pinpoint pupils: Causes, symptoms, and treatmen

SWIM's contacts had a fixed pupil size, and he's sure that if You went to an eye doctor's office somewhere, they could order you a pair of coloured contacts with a fixed pupil size. P.S. Yes, when I am standing in a well-lit or bright area, his pupil size shrinks and you can see a little bit of his original eye colour in the contact's. Well, traditionally in Medicine, dilated and fixed pupils are associated with severe brain damage. 1. This is usually due to swelling of the brain, and herniation of the brain stem. It is a prelude to, or indicative of really, brain death. 2 Argyll Robertson pupils* small, irregular, fixed pupil with little response to atropine and acts like a prostitute - 'accommodates but doesn't react' to light. nearly pathognomonic of neurosyphillis; Pseudo-Argyll Robinson pupils* (more likely to be mid-sized) diabetes mellitu Abnormal pupil symptoms are Pupils Not Reacting to Light. The pupil is a hole in the middle of the eye and must react to light. The pupil is controlled by small muscle fibers in the eye. Pupils have the same size and will respond to emotions or changes in light. The size of the pupil may change due to toxin or drugs Fixed and dilated pupils are an ominous sign that warrant immediate physician notification (unless the patient's pupils have just been dilated chemically). For true changes in pupillary response, expect the physician to order further diagnostic tests, such as a CT scan

Enlarged or dilated pupils can be caused by a number of factors: medications, drug use, eye and brain injuries, recreational drug use and eye diseases. But the consistent factor among his patients, he says, appears to be prolonged phone or tablet use. In past years, I would see maybe one congenitally large pupil a semester, Dr. Steele says GHB is a strong central nervous system depressant that's abused for its alcohol-like effects, but reactions to GHB can be unpredictable. Large doses of GHB can lead to respiratory depression, loss of consciousness, vomiting and death. Symptoms of a GHB overdose include: Nausea and vomiting. Dizziness or lightheadedness

Other drugs can cause dilated pupils or a delay in the response of eye muscles to light and darkness. In lesions of the dorsal midbrain a pupil disorder is seen that can be confused with a tonic pupil: Both pupils are slightly dilated, do not or very slowly react to light but to near focusing Pupils: Value • Pupillary size and their reaction to light should be used in the field as it can be helpful in diagnosis, treatment and prognosis • A fixed and dilated pupil is a warning sign and can indicate and impending cerebral herniation • Pupillary size should be measured after the patient ha Eyenovia has submitted an NDA to the FDA for MydCombi, a unique fixed combination mydriatic (pupil dilation) agent delivered by the Optejet dispenser Drug points: Anisocoria associated with selective serotonin reuptake inhibitors. Maudsley Hospital, London SE5 8AZ. Uneven pupillary dilatation was seen in a 28 year old junior doctor who was taking no other drugs and was being treated for a depressive disorder with sertraline. Although he usually had equal pupils, when he took 150 mg. Excessive dilation - known as mydriasis - is a more commonly observed symptom, meaning constriction of the pupils - or miosis - has fewer underlying causes. A non-reactive - or fixed - dilated pupil. A pupil which remains excessively dilated in the presence of light is known as a 'mydriatic pupil'

fixed pupil: (P) [ pu´pil ] the opening in the center of the iris through which light enters the eye; see also Plate 17. Adie's pupil tonic pupil . Argyll Robertson pupil one that is miotic and responds to accommodation effort, but not to light. fixed pupil a pupil that does not react either to light or on convergence, or in accommodation.. The objectives of this study were to determine the underlying condition responsible, the natural history of recovery of third nerve palsy and the ultimate clinical outcome in 60 patients admitted to a regional neurosurgical centre with a diagnosis of TBI and unilateral or bilateral fixed, dilated pupils (FDP) Pupil Size After Cataract Surgery. As we age, the pupils become smaller. When cataract surgery is performed it is essential that the pupil be widely dilated allowing for a full view of the anterior surface of the lens. Some patients are on oral medication that reduces the pupil size and creates a floppy iris that interferes with surgery

parasympathetic fibers, causing large, fixed pupils (unopposed sympathetic fibers). The presence of a larger, blown, fixed pupil which is unresponsive consensually or directly to light often is due to compression of the ipsilateral oculomotor nerve (CN III) from a swollen temporal lobe (uncal herniation). This is a neurological emergenc Recreational drugs such as ecstasy, molly, and other similar substances can cause the size of your pupils to change. They can also cause blurred vision and rapid quivering of the pupils. Just like alcohol, if benzodiazepines are abused, these medications can alter your vision. They can also cause double or blurry vision Drugs such as hallucinogens, cocaine, marijuana, ecstasy, and methyl meth. Even mushrooms are dilated pupil causes. Poisons such as black locust bark tree, chloroform, and jet fuel causes dilation if ingested accidentally. Light: in a lighted area, pupils become small, since, there is sufficient light reaching the eye All pupils were reac- tive to light in both groups. Conclusion: Atropine administration in conventional doses causes slight pupillary dilation but does not abolish pupillary light reactivity. [Goetting MG, Contreras E: Systemic atropine administration during car- diac arrest does not cause fixed and dilated pupils Injury to the brain and taking certain drugs are common causes of abnormally dilated pupils. Both medications and drugs of abuse can result in dilated pupils. Dilation of the pupil on one side only is also abnormal and may signal a brain injury or other condition that raises the pressure within the cranial cavity (increased intracranial pressure)

What Drugs Cause Dilated Pupils? NVISION Eye Center

Nothing really: It means just that. Pupil size is based on your eyes/brain determination of light need for vision. Some medications can cause small pupils. 1 doctor agrees. 0. 0 comment. 0. 0 thank. Send thanks to the doctor When the patient reacts from the instilled medication after several minutes (pupils dilate for more than 0.8 mm) then it would suggest for Horner's syndrome. Paredrine test. The test includes the use of amphetamine to cause for dilation of the pupils Eye disorders that cause unequal pupils include birth defects and eye injury. Also, certain drugs that get into the eye may affect the pupil. Such drugs may be drops intended to treat eye disorders (for example, homatropine used for certain inflammatory disorders or injuries or pilocarpine used for glaucoma), or they may be drugs or other substances that accidentally get into the eye (for. This patient presented to the ER with an unequal pupil. She woke up with this on the day of the exam. She had no trauma, no new medications, no headache...ba.. The pupils will contract as the drug leaves the body, usually within a day. If only one pupil is dilated, however, you may have Adie's syndrome, a condition in which one pupil contracts more slowly than the other in response to light. And because the facial muscles become slightly fixed into this position as the familiar compulsive meth.

Pinpoint Pupils: Treatments, Causes and Symptom

The current standard of care for pupil dilation requires multiple eye drops given at least several minutes apart, which can take considerable time and often cause both discomfort and drug overflow Synonyms for fixed pupil in Free Thesaurus. Antonyms for fixed pupil. 23 synonyms for pupil: student, scholar, schoolboy or schoolgirl, schoolchild, learner, student, follower, trainee, novice, beginner, apprentice, disciple.... What are synonyms for fixed pupil Small Pupil Problems If the anisocoria is greater in the dark, practitioners should focus on the smaller pupil as the abnormal pupil and investigate impairment of the oculo-sympathetic system. Common causes include: • Pharmacologic constriction. If this is due to systemic drugs such as morphine, heroin or codeine, the miosis is typically. She denied using illicit drugs, herbal, or other medications, including ones over the counter. There was no family history of similar eye disturbance. Vital signs were normal. Physical examination revealed a fixed dilated right pupil (Figure 1), decreased proximal and distal muscular strength (3/5) in the lower extremities with normal reflexes.

What Can Cause a Fixed Pupil? - American Academy of

A Study Evaluating Pupil Dilation Speed With the Micro-Array Print (MAP) Dispenser Comparing 2 Dosing Regimens of Tropicamide-Phenylephrine Fixed Combination Ophthalmic Solution. Actual Study Start Date : May 24, 2021. Estimated Primary Completion Date : June 30, 2021. Estimated Study Completion Date : June 30, 2021 Pinpoint pupils, or abnormal miosis, occur as the result of stimulation to the parasympathetic side of the autonomous nervous system. According to WebMD, drug use, exposure to organophosphates and intracranial hemorrhaging all cause both pupils to shrink. Inflammation and Horner's syndrome usually cause only one pupil to shrink, but not both

Pinpoint pupils: Causes, symptoms, and treatmentDilated Pupils: Causes and Concerns (With images

The ICD-10-CM code H57.03 might also be used to specify conditions or terms like asplenia, congenital miosis, constricted pupil, fixed constriction of pupil, intraoperative miosis , o/e - pinpoint pupils, etc rabies: Definition Rabies is an acute viral disease of the central nervous system that affects humans and other mammals but is most common in carnivores (flesh-eaters). It is sometimes referred to as a zoonosis , or disease of animals that can be communicated to humans. Rabies is almost exclusively transmitted through saliva from the bite of. Angle-closure glaucoma (ACG) is a group of diseases in which there is reversible (appositional) or adhesional (synechial) closure of the anterior-chamber angle. The angle closure may occur in an acute or chronic form. In the acute form, the IOP rises rapidly as a result of relatively sudden blockage of the trabecular meshwork ™ by the iris. You just clipped your first slide! Clipping is a handy way to collect important slides you want to go back to later. Now customize the name of a clipboard to store your clips