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What is vitrectomy? Vitrectomy is a type of eye surgery that corrects the disorders of the retina and the vitreous. A light sensitive tissue layer called retina is present at the back of the [...]

Retinopathy of Prematurity

Introduction Retinopathy of Prematurity (ROP) occurs due to abnormal growth of blood vessels in an infant’s eye. During development, blood vessels grow from the central part of the retina outwards. This process [...]


The eye ball consists of 3 layers Outer Sclera Middle layer - Choroid Inner layer - Retina Middle layer continues anteriorly as ciliary body and iris Choroid, ciliary body and iris together is [...]


Squint is a misalignment of the eye where the two eyes are pointed towards different directions. The misalignment may be constant for a few, while it may be intermittently occurring for some others. The [...]

Refractive Errors

Normal Vision In normal vision light rays from an object focus on the retina Refractive Error Refractive error is said to exist when the light rays get focused in front or [...]


Presbyopia is the normal loss of near focusing ability that occurs with age. Most people begin to notice the effects of presbyopia sometime after age 40, when they start having trouble seeing small print [...]

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