Doctor insights on:
Opposite Of Dilated Pupils
A few things: I assume you mean dilated and not responding to light. This can be caused by a number of drugs including scopolamine, atropine, most hallucinogens and many others. These should cause the pupils to be dilated equally (unless directly applied to one eye). If your pupils are not equal, then we start to get worried about problems like a head injury and you should seek immediate medical attention. ...Read moreSee 1 more doctor answer
Probably not: You may be thinking of some other drugs which dilate the pupils. Xanax (alprazolam) is a sedative and as such can give a signal to small automatic muscles to relax. But xanax (alprazolam) also happens to have a small adrenaline signal which works to constrict small muscles. In an overdose there would be more sedation than activation, possible dilated pupils and they may appear drunk. This is an life threatening emergency. ...Read more
Probably not: This is not one of the listed side effects of this medication. ...Read more
Cranial Nerves: Cranial N II (Optic) subtends vision, III (oculomotor) subtends levator, superior rectus (sup. branch), medial rectus, inferior rectus, inf. oblique & pupillary constriction (inf. branch); IV (trochlear) subtends superior oblique; VI (abducens) subtends lateral rectus; and sympathetics along the arterial pathway subtend pupillary dilation. CN's on the left and right. Nuclei in the brainstem. ...Read more
No.: Lack of sexual activity or excess sexual activity will have no effect on the normal, daily, stable size of your eye's pupil. Your eye's pupil may become dilated during sex if you are engaging in the activity in a dimly lit room as a normal reaction to the eye needing more light to enter the eye and impact the retina for one to see. Lack of sex may make you a poor "pupil" of sex however. ...Read more
Adrenaline surge...: Adrenaline is the principal mediator of the "fight or flight" response. This prepares your body for immediate action. Pupils dilate to increase light transmission, heart rate and blood pressure go up and blood is shunted away from other organs to the skeletal muscles. If this occurring in the absence of a stimulus, it is likely due to hypoglycemia or low blood sugar. Check for Insulin resistance. ...Read more
Hypocalcemia: A complete list of the symptoms of hypocalcemia (h) can be found at this link: http://www.Clevelandclinicmeded.Com/medicalpubs/diseasemanagement/endocrinology/hypocalcemia/. Pupil dilation and and a sluggish pupil are not some of the symptoms of h. ...Read moreSee 1 more doctor answer
Yes: Yes, it can.Get a more detailed answer ›
Sudden bilateral pupil dilation in normal light, pupils responded to direct light but returned to dilated size, normalised after 10mins. Cause?
Pupil dilation: Many causes of pupil dilation, including emotions - higher levels of circulating adrenaline, which occur during times of excitement or fear. drugs - from eye drops to hallucinogenics. Especially drugs that are anticholinergic light - low light, or a problem with receiving light on the retina neurologic problem - from the optic nerve to the part of the brain that regulates the eyes. ...Read more
During a stroke or brain aneurysm, will the pupils be dilated and fixed or just dilated? Are neither of the two normal?
Depends: A specific aneurysm location in the brain can cause dilation of one pupil alone which may occur in a patient who otherwise does not have any other specific problems. In general dilation and lack of reaction to light (=fixed) of one or both pupils indicates brain swelling and pressure of the brain on the 3rd cranial nerves which is an emergency and can be an sign of brain death if left untreated. ...Read moreSee 1 more doctor answer
What are the side effects associated with dilated fundus examination..pupil dilation test..?? Does dis test harm eyes or pupils in anyway in future? ?
No harm ...: Your eyes may be dilated for 4-5 hours after the exam, but there is no damage done as a result of dilating the pupils ...Read more
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