For dry gangrene, vascular surgeons frequently do angiography (a radiologic study with dye that displays arterial blood stream in tissues, also termed arteriogram) to begin to see the extent of ongoing or possible arterial blood reduction to tissue. Gangrene typically turns the influenced skin a greenish-black coloration. The term gangrene is https://www.sgvascularctr.com/what-is-a-gangrene/