Many mouth wounds do not require any medical treatment. Some may need a tetanus booster and stitches. Most mouth wounds are caused by trauma, either by blunt trauma, a sharp object, and/or the individual's own teeth. Mouth wound symptoms include: bleeding, lacerations, tissue flaps, puncture wounds, and/or.
The list below shows some of the causes of Gangrene mentioned in various sources: 1  Aneurysm. 2  Anthrax. 3  Arteriosclerosis. 4  Bacillaceae Infections - gas gangrene. 5  Bacterial infection. 6  Buerger's disease. 7  Calcinosis cutis - gangrene. 8  more causes...Â».
Gangrene is not a contagious disease. It is a condition in which living tissue (e.g., skin, muscle, or bone) begins to decay and die because blood flow (and oxygen) to an area is blocked or because harmful bacteria invade the body's tissues after entering through a wound or sore.