壊疽の原因は幅広い。患部で嫌気性細菌（あるいは好気性菌）が急速に増殖する事により起こる。大元の原因は動脈硬化症、糖尿病、腎不全（透析患者）、膠原病、血管炎、感染症などさまざまである。 Damp gangrene is commonly life-threatening. So get health-related care at once. The outlook with damp gangrene relies on The placement and sizing of the impacted location, as well as almost every other he... https://www.sgvascularctr.com/what-is-a-gangrene/