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Esotropia is a condition in which one or both eyes deviate inward, causing a cross-eyed appearance. It can be constant or intermittent, and has different types and causes, such as hyperopia, congenital, or accommodative factors.
Infantile esotropia is a type of esotropia (inward eye turn) that occurs in early childhood. Learn about its presentation, causes, diagnosis, treatment and controversies from this comprehensive article.
Sixth nerve palsy, also known as abducens nerve palsy, is a disorder of the eye muscle that causes double vision and inability to turn the eye outward. It can be caused by various factors, such as diabetes, trauma, tumors, infections, or increased intracranial pressure, and affects different parts of the nerve along its pathway.
The Hirschberg test, also known as the Hirschberg corneal reflex test, is a method to assess ocular misalignment by observing the light reflex on the cornea. It can detect exotropia, esotropia, hypertropia or hypotropia and is used in optometry and ophthalmology.
If left untreated at a young age foveal suppression occurs and the eccentric area of the deviated eye replaces foveal fixation for both binocular and monocular vision. This occurs with the interest of finding better visual acuity, however all patients found with eccentric fixation have amblyopia , suppression, anisometropia and poorer stereopsis .
This web page provides a comprehensive list of abbreviations used in optometry, including eye examination terms, clinical conditions, and treatment methods. VA OS is one of the abbreviations, meaning left visual acuity, which is the visual acuity of the left eye.
Scotoma is an area of reduced or absent vision in the field of view, often caused by damage to the eye or brain. Learn about the types, symptoms, and examples of scotoma, as well as its figurative uses in various fields.
Dissociated vertical deviation (DVD) is an eye condition that causes one eye to drift upward spontaneously or after being covered. It is often associated with squints and can be diagnosed and treated by ophthalmologists.