title: Methotrexate-associated lymphoproliferative disorder mimicking pyocyanic ecthyma gangrenosum in a patient with rheumatoid arthritis.
authors.affiliation: Department of Dermatology.
authors.forename: Kumi
authors.initials: K
authors.lastname: Inuzuka
authors.affiliation: Department of Dermatology.
authors.forename: Yuichiro
authors.initials: Y
authors.lastname: Endo
authors.affiliation: Department of Dermatology.
authors.forename: Mayumi
authors.initials: M
authors.lastname: Kato
authors.affiliation: Department of Dermatology.
authors.forename: Akihiro
authors.initials: A
authors.lastname: Fujisawa
authors.affiliation: Department of Dermatology.
authors.forename: Miki
authors.initials: M
authors.lastname: Tanioka
authors.affiliation: Department of Dermatology.
authors.forename: Kenji
authors.initials: K
authors.lastname: Kabashima
authors.affiliation: Department of Oral and Maxillofacial Surgery, Gradute School of Medicine, Kyoto University, 54 Kawahara-cho, Shogoin, Sakyo-ku, Kyoto 606-8507, Japan.
authors.forename: Hiroko
authors.initials: H
authors.lastname: Tsukamoto
authors.affiliation: Department of Oral and Maxillofacial Surgery, Gradute School of Medicine, Kyoto University, 54 Kawahara-cho, Shogoin, Sakyo-ku, Kyoto 606-8507, Japan.
authors.forename: Junya
authors.initials: J
authors.lastname: Sonobe
authors.affiliation: Department of Oral and Maxillofacial Surgery, Gradute School of Medicine, Kyoto University, 54 Kawahara-cho, Shogoin, Sakyo-ku, Kyoto 606-8507, Japan.
authors.forename: Kazuhisa
authors.initials: K
authors.lastname: Bessho
authors.affiliation: Department of Dermatology.
authors.forename: Yoshiki
authors.initials: Y
authors.lastname: Miyachi
mesh_terms: D018501:Antirheumatic Agents / Q000009:adverse effects* / Q000627:therapeutic use; D001172:Arthritis, Rheumatoid / Q000188:drug therapy; D003937:Diagnosis, Differential; D004473:Ecthyma / Q000175:diagnosis*; D005260:Female; D005734:Gangrene; D006801:Humans; D008232:Lymphoproliferative Disorders / Q000139:chemically induced* / Q000175:diagnosis*; D008727:Methotrexate / Q000009:adverse effects* / Q000627:therapeutic use; D008875:Middle Aged
chemical_list: D018501:Antirheumatic Agents; D008727:Methotrexate