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The surgery done to remove the vitreous gel from the eye is called as Vitrectomy. The vitreous may need to be removed in order to safely access the abnormal retinal tissue or at times the vitreous itself may be abnormal. The technique of vitrectomy has come a...

The procedure of injecting a drug directly in the gel of the eye (vitreous) is known as an intra-vitreal injection. This method delivers the necessary concentration of a drug as close to the retina as possible. Although it may be performed as an outpatient procedure, we...

Lasers are specialised narrow beams of light that have the ability to precisely focus on the target area. Due to the precise control they offer in the hands of the surgeon, they have been used for various purposes in medicine, especially in Ophthalmology. There are various types...

The retina has one main artery and one main vein to carry blood to and fro. When the main retinal vein becomes blocked, it is called central retinal vein occlusion (CRVO). When branches (tributaries) of the retinal vein become blocked, it is called branch retinal vein...

Colour blindness means inability to see colours in a normal way. Most commonly there is difficulty to distinguish between greens and reds and occasionally blues. In the retina there are three types of cone cells that see colour: red, green and blue. Colour blindness can occur...

Floaters look like small hair-like or mosquito-like or cobwebs in the field of vision, especially when looking at something plain and light coloured (like a blank wall or a blue sky). While they seem to be in front of the eye, they are actually floating...