sore hands. skin diseases. ulcers and rashes. gangrene and necrosis. stage of frostbite. medical poster

amputation atherosclerosis bite blizzard cancer chickenpox cold dermatologist disease eczema fingers frostbite gangrene halloween hands hospital inflammation insect itching medicine melanoma mole mosquito nail necrosis pain patient peeling pimple psoriasis skin stages syphilis thrombosis treatment ulcer varicose vasculitis veins venereologist warming winter zombie