title: A suspected case of IgG4-related bilateral arthritis of the knee.
authors.affiliation: Department of Orthopaedic Surgery, Kitakyushu Municipal Medical Center, 2-1-1, Bashaku, Kokurakita-ku, Kitakyushu-shi, Fukuoka 802-0077, Japan. Electronic address: ofrutmhio@outlook.jp.
authors.forename: Fumi
authors.initials: F
authors.lastname: Okada
authors.affiliation: Department of Internal Medicine, Kitakyushu Municipal Medical Center, 2-1-1, Bashaku, Kokurakita-ku, Kitakyushu-shi, Fukuoka 802-0077, Japan.
authors.forename: Atsushi
authors.initials: A
authors.lastname: Sadanaga
authors.affiliation: Department of Internal Medicine, Kitakyushu Municipal Medical Center, 2-1-1, Bashaku, Kokurakita-ku, Kitakyushu-shi, Fukuoka 802-0077, Japan.
authors.forename: Hiroaki
authors.initials: H
authors.lastname: Nishizaka
authors.affiliation: Department of Internal Medicine, Kitakyushu Municipal Medical Center, 2-1-1, Bashaku, Kokurakita-ku, Kitakyushu-shi, Fukuoka 802-0077, Japan.
authors.forename: Kouichi
authors.initials: K
authors.lastname: Mashiba
authors.affiliation: Department of Pathology, Kitakyushu Municipal Medical Center, 2-1-1, Bashaku, Kokurakita-ku, Kitakyushu-shi, Fukuoka 802-0077, Japan.
authors.forename: Sadafumi
authors.initials: S
authors.lastname: Tamiya
authors.affiliation: Department of Orthopaedic Surgery, Kitakyushu Municipal Medical Center, 2-1-1, Bashaku, Kokurakita-ku, Kitakyushu-shi, Fukuoka 802-0077, Japan.
authors.forename: Shingo
authors.initials: S
authors.lastname: Fukagawa
authors.affiliation: Department of Orthopaedic Surgery, Kitakyushu Municipal Medical Center, 2-1-1, Bashaku, Kokurakita-ku, Kitakyushu-shi, Fukuoka 802-0077, Japan.
authors.forename: Tsukasa
authors.initials: T
authors.lastname: Yamaguchi
mesh_terms: D000368:Aged; D001168:Arthritis / Q000276:immunology*; D005260:Female; D006801:Humans; D007074:Immunoglobulin G; D007719:Knee Joint
chemical_list: D007074:Immunoglobulin G