scleroderma diagram

scleroderma melanocytes patches vitiligo pigment background psoriasis pepper treatment young depigmentation hair health care digital finger keloid melanin collagen clean pigmentation appearance healthy ulcer infection injuries nipples palm arteries fingers lupus cryoglobulinemia frostbite buerger 39aph39 temperatures white inflammation syndrome reynards oxygen flow toes atherosclerosis numbness spasms trauma peripheral stress pain allergy polymyositis blood vascular autoimmune disease skin raynaud systemic disorder hand phenomenon closeup dermatology old illness chronic patient problem dermatitis sclerosis body sickness medical vessels pallor depression neuropathy nerve freezing erythematous