Gangrene

Gangrene is a disease where the death of tissues takes place in a particular part of a body. This disease occurs when the part of the body stops receiving blood supply. A person is more prone to gangrene if he has:

Diabetes
Surgery
Blood vessel disease
Serious injury
Suppressed immune system

The symptoms depend on the location of the occurrence of gangrene. In case the skin is involved or if the gangrene is close to the skin he may experience the following symptoms:

Foul-smelling discharge
Loss of sensation in the area
Discoloration of the skin