The flag sign of chemotherapy.
A case of horizontal pigmented bands developing within the hair of a patient on intermittent high-dose methotrexate chemotherapy is presented.
D002675:Child, Preschool; D006201:Hair Diseases / Q000139:chemically induced*; D006801:Humans; D007945:Leukemia, Lymphoid / Q000188:drug therapy; D008297:Male; D008727:Methotrexate / Q000009:adverse effects*; D010859:Pigmentation Disorders / Q000139:chemically induced*
D008727:Methotrexate