Nail pigmentation due to oral 8-methoxypsoralen.
D000284:Administration, Oral; D006801:Humans; D008730:Methoxsalen / Q000008:administration & dosage / Q000009:adverse effects* / Q000627:therapeutic use; D009260:Nail Diseases / Q000139:chemically induced*; D010859:Pigmentation Disorders / Q000139:chemically induced*; D014820:Vitiligo / Q000188:drug therapy
D008730:Methoxsalen