title: An unusual case of non-malignant skin hyperpigmentation.
mesh_terms: D000328:Adult; D000818:Animals; D003937:Diagnosis, Differential; D006801:Humans; D007313:Insecta; D008297:Male; D008545:Melanoma / Q000175:diagnosis*; D010859:Pigmentation Disorders / Q000175:diagnosis / Q000209:etiology*; D012878:Skin Neoplasms / Q000175:diagnosis*