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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.
Fixation disparity is a tendency of the eyes to drift in the direction of the heterophoria.While the heterophoria refers to a fusion-free vergence state, the fixation disparity refers to a small misalignment of the visual axes when both eyes are open in an observer with normal fusion and binocular vision. [1]
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.
Strabismus, also known as crossed eyes or squint, is a condition where the eyes do not point at the same object. It can cause double vision, amblyopia, and psychosocial problems. Learn about the types, causes, diagnosis, and treatment of strabismus.
Heterophoria is an eye condition where the eyes are not straight at rest position, but can be aligned by fusion. Learn about the types, signs, symptoms, causes, diagnosis and treatment of heterophoria.