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。 Necrosis is often a standard phrase for cell Dying any place in Your system. Gangrene is actually a form of necrosis that occurs when you eliminate blood stream to some Component of Your system as well as... https://www.sgvascularctr.com/what-is-a-gangrene/