title: Tumor conference No. 12: extensive melanosis and hypertrichosis (Becker's nevus)
mesh_terms: D000293:Adolescent; D001706:Biopsy; D003937:Diagnosis, Differential; D006801:Humans; D006983:Hypertrichosis / Q000175:diagnosis*; D008297:Male; D008548:Melanosis / Q000175:diagnosis*; D009508:Nevus, Pigmented / Q000175:diagnosis*; D012878:Skin Neoplasms / Q000175:diagnosis*; D013471:Sunburn / Q000150:complications