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.
imÂ·peÂ·tiÂ·go. n. pl. imÂ·peÂ·tiÂ·gos. A contagious skin infection caused by staphylococcal or streptococcal bacteria and characterized by the eruption of superficial pustules that rupture and form thick yellow crusts, usually on the face; it is most commonly seen in children.f left untreated, the type of bacteria causing this type of impetigo has the potential to cause a serious kidney disease called glomerulonephritis. Even when impetigo is initially caused by strep bacteria, the vesicles are frequently secondarily infected with staph bacteria.