see also:

• dermatology

• pressure necrosis leading to pressure ulcers
• Stevens-Johnson syndrome (SJS) and Toxic Epidermal Necrolysis (TEN)
• peripheral vascular disease (PVD or PAD)
• venous gangrene
• cholesterol embolism
• frostbite
• vascular compromise of skin flaps or traumatised end-artery regions
• extravasation of vasoconstrictors such as adrenaline / epinephrine
• prolonged high dose of vasoconstrictors (eg. use in septic shock, etc)
• necrotizing fasciitis
• pyoderma gangrenosum
• warfarin-induced skin necrosis (<0.1% patients starting on warfarin)