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Symptoms may include elevated body temperature, blurred vision, dilated pupils, sleepiness, confusion, seizures, rapid heart rate, and cardiac arrest. [1] If symptoms have not occurred within six hours of exposure they are unlikely to occur. [2] TCA overdose may occur by accident or purposefully in an attempt to cause death. [2]
The symptoms can range from mild to severe, and are potentially fatal. [4] [5] [2] Symptoms in mild cases include high blood pressure and a fast heart rate; usually without a fever. [2] Symptoms in moderate cases include high body temperature, agitation, increased reflexes, tremor, sweating, dilated pupils, and diarrhea.
Ondansetron, sold under the brand name Zofran among others, is a medication used to prevent nausea and vomiting caused by chemotherapy, radiation therapy, migraines, or surgery. [8] It is also effective for treating gastroenteritis. [9] [10] It can be given orally (by mouth), intramuscularly (injection into a muscle), or intravenously ...
When pupils are dilated, it means that they grow larger in size. This can happen for a number of different reasons, including drug use and arousal. 7 reasons why your pupils may be dilated, from ...
Untreated childhood cataracts can cause emotional, financial, and societal burdens. [4] Even when treated, childhood cataracts may be associated with some complications. [ 2 ] About 10% to 25% of children have been diagnosed with glaucoma after cataract surgery.
Dilation and constriction of the pupil Pupillary response is a physiological response that varies the size of the pupil between 1.5 mm and 8 mm, [ 1 ] via the optic and oculomotor cranial nerve. A constriction response ( miosis ), [ 2 ] is the narrowing of the pupil, which may be caused by scleral buckles or drugs such as opiates / opioids or ...
Mydriasis is the dilation of the pupil, usually having a non-physiological cause, [3] or sometimes a physiological pupillary response. [4] Non-physiological causes of mydriasis include disease, trauma, or the use of certain types of drugs. It may also be of unknown cause.
The extraneous pupil is c. 2.5mm away from the principal pupil. In cases of true polycoria there is an intact sphincter muscle, which contracts and dilates the pupils. [7] In an eye without polycoria, the sphincter muscle is a part of the iris that functions to constrict and dilate the pupil.