Which of the following is an eye disease?

Step-by-step solution

Glaucoma is a condition in which loss of vision occurs because of an abnormally high pressure in the eye. In most cases there is no other ocular disease. This is known as primary glaucoma and there are two pathologically distinct types- acute and chronic simple. In acute (or angle-closure) glaucoma, there is an abrupt rise in pressure due to sudden closure of the angle between the comea and iris where aqueous humour usually drains from the eye. This is accompanied by pain and marked blurring of vision associated wi