[Pyoderma gangrenosa. A case of polycythemia vera].
D006801:Humans; D008297:Male; D008875:Middle Aged; D011087:Polycythemia Vera / Q000150:complications*; D011711:Pyoderma / Q000150:complications*; D012883:Skin Ulcer / Q000209:etiology*
Pyoderma gangrenosum. Un cas de polycythémie vraie.