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What is Phoria? Phoria is a misalignment of the eyes that only appears when binocular viewing is broken and the two eyes are no longer looking at the same object. A…

A. DEPENDING UPON CONSTANCY OF DEVIATION 1. Hyperphoria:- Hyperphoria is a tendency of the eyeball to deviate upwards, while hypophoria is a tendency to deviate downwards. However, in practice, it's…

INTRODUCTION:- Treatment of heterophoria is indicated mainly in patients with decompensated heterophoria (i.e. symptomatic cases). IN ADULTS:- indicated only if the patient is suffering from any symptoms. IN CHILDREN:- if…

Def- Paralytic strabismus refers to an ocular deviation with misalignment of the visual axes of both eyes due to paralysis of one or more of the extraocular muscles(EOM)  in which…

Introduction: Concomitant esotropia is the inward deviation of one eye. It is the most common type of squint in children. It can be unilateral or alternative. Clinico-etiological types of Concomitant…

Incomitant strabismus is a one-type heterotopia in which the amount of deviation varies in different directions in gazes. Some examples of incomitant strabismus are paralytic squint and kinetic squint and…

Amblyopia is the unilateral or rarely bilateral, decrease in best-corrected visual acuity (VA) caused by vision deprivation and abnormal binocular interaction, for which there is no identifiable pathology of the…

Non accommodative esotropia or non accommodative convergent squint refers to the eso deviations which are not primarily elicited by the direct influence of accommodation. Developed after the age of 6…

Amblyopia is a developmental defect of spatial visual processing that occurs in the central visual pathway of the eye.  Amblyopia is defined as a condition with unilateral or bilateral subnormal…

Amblyopia is a very special term in the field of Ophthalmology/Optometry, which defines a condition that is vision loss in one eye or both the eyes, it is also known…