55-year-old man with purpura and foot pain.
Cullen
Michael W
MW
Mayo School of Graduate Medical Education, Mayo Clinic, 200 First St SW, Rochester, MN 55905, USA.
Kennedy
Cassie C
CC
Specks
Ulrich
U
D000842:Ankle; D018771:Arthralgia / Q000209:etiology*; D014890:Granulomatosis with Polyangiitis / Q000150:complications / Q000175:diagnosis* / Q000628:therapy*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011693:Purpura / Q000209:etiology*