D31: Benign neoplasm of eye and adnexa

D31.2: Benign neoplasm: Retina

When there is abnormal growth of tissue in an organ, then this is referred to as a tumor. The tissue in the body is made up of cells. A tumor disorder involves the cells multiplying more than normal. This results in abnormal or excess tissue forming. A tumor can be benign or malignant. You have a benign tumor. Benign tumors do not destroy the healthy tissue and do not spread throughout the body.

The cancer you have is in your retina. The retina is a layer inside the eye. It contains a lot of sensory cells that can perceive light. There are sensory cells for colors and sensory cells for light and dark. The sensory cells pass the information on to the nerve cells in the optic nerve.

The tumor may cause you to find it more difficult to see. It is also possible that you have no symptoms at all.