title: Toenails melanonychia induced by hydroxyurea.
authors: Helsinki University Central Hospital, Skin and Allergy Hospital, University of Helsinki, Institute of Clinical Medicine, Department of Dermatology, Meilahdentie 2, PO Box 160, 00029 Hus, Finland.
authors: Nicolas
authors: N
authors: Kluger
authors: Magali
authors: M
authors: Naud
authors: Pierre
authors: P
authors: Françès
mesh_terms: D000368:Aged; D000986:Antisickling Agents / Q000008:administration & dosage / Q000633:toxicity*; D003937:Diagnosis, Differential; D003875:Drug Eruptions / Q000175:diagnosis*; D005260:Female; D006801:Humans; D006918:Hydroxyurea / Q000008:administration & dosage / Q000633:toxicity*; D017495:Hyperpigmentation / Q000139:chemically induced*; D009260:Nail Diseases / Q000139:chemically induced*; D009262:Nails; D013920:Thrombocythemia, Essential / Q000188:drug therapy*
chemical_list: D000986:Antisickling Agents; D006918:Hydroxyurea