title: [Black discoloration of nails in polycythaemia vera].
authors.affiliation: Hautklinik am Krankenhaus Dresden-Friedrichstadt, Städtisches Klinikum und Akademisches Lehrkrankenhaus der TU Dresden, Dresden.
authors.forename: Helga
authors.initials: H
authors.lastname: Konrad
authors.forename: Uwe
authors.initials: U
authors.lastname: Wollina
mesh_terms: D000368:Aged; D000970:Antineoplastic Agents / Q000009:adverse effects* / Q000627:therapeutic use; D001707:Biopsy, Needle; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D006918:Hydroxyurea / Q000009:adverse effects* / Q000627:therapeutic use; D009262:Nails / Q000187:drug effects / Q000473:pathology; D010859:Pigmentation Disorders / Q000139:chemically induced* / Q000473:pathology; D011087:Polycythemia Vera / Q000188:drug therapy* / Q000473:pathology
chemical_list: D000970:Antineoplastic Agents; D006918:Hydroxyurea