title: Medical mystery: gangrene and cutaneous nodules--the answer.
authors.forename: Stefan
authors.initials: S
authors.lastname: Schanz
authors.forename: Anja
authors.initials: A
authors.lastname: Ulmer
mesh_terms: D001706:Biopsy; D005385:Fingers / Q000473:pathology; D005734:Gangrene / Q000209:etiology; D006801:Humans; D007866:Leg / Q000473:pathology; D008297:Male; D008875:Middle Aged; D010488:Polyarteritis Nodosa / Q000150:complications / Q000175:diagnosis*; D012867:Skin / Q000473:pathology