Visual loss

Fluorescein angiography is a test to measure the flow of blood in the back of your eye.

The front part of your eye including your iris (coloured part of your eye), cornea and lens are called the anterior segment.

This operation treats cataracts by removing and replacing the lens of your eye.

Laser eye surgery is a form of treatment for short-sight, long-sight and astigmatism (blurred vision due to an irregularly shaped cornea) by reshaping the cornea using a laser.

If conservative methods to treat lacrimal disorder are not successful, a consultant may recommend surgery.

Laser eye surgery (LASIK) is a form of treatment for short-sight, long-sight and astigmatism.

Phacoemulsification is a common method used in cataract surgery.

The uvea is the area of your eye made up of your iris, the choroid (layer of tissue that supports your retina), and your ciliary body (muscles behind the iris). Various conditions cause inflammation in this area. This is called uveitis.

A vitrectomy is the surgical removal of the vitreous humour (jelly-like substance) inside your eye.