Before digging to convergence insufficiency exercises, it is important to know that convergence is one of the type of vergence movements of eyes. Vergence is the opposite movement of the eye. Convergence is the disjugate movement of the eye to produce binocular single vision. We need convergence when we look at the near target. At…
Myopia vs hyperopia is a number of differences that differentiate both of the refractive errors in a prominent way. Their differences are given below: Definitions and power in myopia vs hyperopia The type of refractive error in which the image forms in front of retina is myopia. The overall power of the eye increases in…
Diabetic retinopathy stages The diabetic retinopathy is classified on the basis of well-marked photographs described by EDTRS (Early Treatment Diabetic Retinopathy Study). On the basis of presence or absence of neovascularization, it is divided into two types: Non-proliferative diabetic retinopathy (NPDR) stages Mild NPDR In this type, the entire fundus seems normal but there are…
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