Gangrene is a disease which involves the death of a part of the body. Gangrene occurs when there is a cut off in the blood supply to the affected part. This can occur due to injuries, vascular disease, infection or trauma. Gangrene may appear on any part of the body, however the most commonly affected places are the fingers, toes, hands and feet.
The risk factors which are responsible for occurrence of gangrene are:
- Infection of the wounds
- Injury or trauma
- Frostbite or severe burns
- Diseases which hamper the circulation of blood such as smoking, diabetes or arteriosclerosis.