A rare condition, it is a bacterial infection that tears through the body's fascia, destroying all tissue in its path.
fascia fas·ci·a (fāsh'ē-ə)
n. pl. fas·ci·ae (fāsh'ē-ē', fā'shē-ē)
A sheet or band of fibrous connective tissue enveloping, separating, or binding together muscles, organs, and other soft structures of the body.