title: Asymptomatic papules over the proximal nail fold in a child.
authors.affiliation: Waikato Hospital, Hamilton, New Zealand.
authors.forename: Ben
authors.initials: B
authors.lastname: Tallon
authors.forename: Marius
authors.initials: M
authors.lastname: Rademaker
mesh_terms: D001707:Biopsy, Needle; D002648:Child; D020405:Dermis / Q000473:pathology*; D015616:Histiocytosis, Non-Langerhans-Cell / Q000175:diagnosis* / Q000188:drug therapy; D006801:Humans; D007150:Immunohistochemistry; D008727:Methotrexate / Q000627:therapeutic use; D009260:Nail Diseases / Q000175:diagnosis* / Q000188:drug therapy; D011379:Prognosis; D018570:Risk Assessment
chemical_list: D008727:Methotrexate