Atypical fibroxanthoma masquerading as pyogenic granuloma.
An atypical fibroxanthoma on the ear of a 82-year-old man appeared clinically as a pyogenic granuloma. Histopathologically, the lesion had been interpreted as a malignant melanoma before its true nature was identified. Familiarity with this cutaneous pseudomalignant growth is essential to prevent radical surgical procedures.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D004428:Ear Neoplasms / Q000473:pathology*; D005260:Female; D005350:Fibroma / Q000175:diagnosis / Q000473:pathology*; D006099:Granuloma / Q000473:pathology*; D006801:Humans; D007223:Infant; D008297:Male; D008545:Melanoma / Q000175:diagnosis; D008875:Middle Aged; D012871:Skin Diseases / Q000175:diagnosis; D012878:Skin Neoplasms / Q000175:diagnosis / Q000473:pathology*