Nor does the DSM-5 place any arbitrary time limit on ordinary grief, in the context of bereavement â another issue widely misrepresented in the general media, and even by some clinicians.
Gas gangrene is commonly caused by infection with the bacterium Clostridium perfringens, which develops in an injury or surgical wound that's depleted of blood supply. The bacterial infection produces toxins that release gas â hence the name gas gangrene â and cause tissue death.
1 A necrotizing subcutaneous infection can develop. This is a severe infection that can lead to gangrene, the loss and death of tissue.  Gas gangrene, a type of wet gangrene caused by the bacteria known as Clostridia, can occur from an open wound.