title: Three patients with a malignant felon.
mesh_terms: D000038:Abscess / Q000209:etiology*; D002283:Carcinoma, Bronchogenic / Q000473:pathology / Q000556:secondary; D002294:Carcinoma, Squamous Cell / Q000473:pathology / Q000556:secondary; D005385:Fingers; D006214:Hallux; D006801:Humans; D008175:Lung Neoplasms / Q000473:pathology / Q000556:secondary*; D008297:Male; D008875:Middle Aged