Ischemic limb gangrene could also manifest in limbs with intact peripheral pulses because of thromboses while in the microcirculation. Venous limb gangrene is one attainable trigger where micro thrombosis takes place in exactly the same limb being an acute massive-vein thrombosis, generally inside a hypercoagulable state. Embolism: A unexpected blockage https://www.sgvascularctr.com/what-is-a-gangrene/