title: Acute promyelocytic leukemia presenting as a mass in the external ear.
authors.affiliation: University of Manitoba.
authors.forename: Matthew
authors.initials: M
authors.lastname: Seftel
authors.forename: Anna
authors.initials: A
authors.lastname: Serebrin
mesh_terms: D000328:Adult; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis* / Q000209:etiology; D003937:Diagnosis, Differential; D004431:Ear, External / Q000473:pathology*; D005260:Female; D006801:Humans; D015473:Leukemia, Promyelocytic, Acute / Q000150:complications / Q000175:diagnosis*; D011379:Prognosis; D023981:Sarcoma, Myeloid / Q000175:diagnosis* / Q000209:etiology