Miosis - Wikipedia
网页Miosis, or myosis (from Ancient Greek μύειν (múein) 'to close the eyes'), is excessive constriction of the pupil. [1] [2] [3] [4] The opposite condition, mydriasis, is the dilation of the pupil. Anisocoria is the condition of one pupil being more dilated than the other.
Eye Miosis (Constricted Pupils): Causes & Treatment - Cleveland Clinic
网页Miosis of the eye refers to having small or constricted pupils. The condition is also called pupillary miosis. Pupils are the black circles in the middle of your eyes. With miosis, the muscles of your iris (the colored part of your eye) tighten around your pupil. These muscles control whether your pupils are large or small.
Miosis: Causes, Treatment, and Diagnosis of Constricted Pupils - Healthline
网页2019年2月21日 · Miosis means excessive constriction (shrinking) of your pupil. In miosis, the diameter of the pupil is less than 2 millimeters (mm), or just over 1/16th of an inch.
Eye Miosis: Causes, Symptoms, and Treatment - WebMD
网页2023年3月9日 · When your pupil shrinks (constricts), it's called miosis. If your pupils stay small even in dim light, it can be a sign that things in your eye aren't working the way they should.
Miosis - Causes, Symptoms & Treatment Options - Vision Center
网页3 天之前 · If your pupil is abnormally small (less than 2mm) in diameter and unresponsive to light, it’s called a pinpoint pupil. This condition is also referred to as miosis or myosis. Miosis can affect one (unilateral) or both eyes (bilateral). Miosis is not a disease but may signal an underlying problem.
Miosis: What Causes Constricted Pupils? - All About Vision
网页2021年1月27日 · Miosis occurs when the pupil of your eye shrinks and becomes very small, like a pinpoint. It may be caused by medications, injury, illness and even aging.
Miosis: Symptoms, Causes, Diagnosis, Treatment and More
网页2023年2月15日 · Miosis is when the pupils at the center of the eye constrict down to less than 2 millimeters instead of expanding and contracting with the light as needed.
Constricted Pupils (Miosis): Causes, Diagnosis, and Treatment
网页2022年10月28日 · Miosis refers to when pupils constrict more than necessary. Your pupils may shrink too much or unnecessarily due to a health condition, substance intake, or the aging process. This is miosis, or the atypical constricting of the pupils. Keep reading to learn more about the causes of pupil miosis.
Pinpoint Pupils (Miosis): Causes, Treatment, and More - Verywell …
网页2024年9月18日 · Pinpoint pupil, medically termed miosis, refers to the black center of the eye appearing smaller than normal regardless of lighting changes. The symptoms that accompany pinpoint pupils will vary based on the underlying cause. They include eye redness and drooping eyelids.
Pinpoint Pupils: Treatments, Causes and Symptoms - Healthline
网页2024年1月24日 · Pinpoint pupils (myosis or miosis) is the condition when your pupils are unusually small. The condition can be caused by many things, like certain medications, deep sleep, or an overdose.