title: Severe valgus knee deformity caused by chondronecrosis after using a radiofrequency device.
authors.affiliation: Department of Orthopaedic Surgery, Hirosaki University Graduate School of Medicine, 5 Zaifu-cho, Hirosaki, Aomori, 036-8562, Japan, norisasa@cc.hirosaki-u.ac.jp.
authors.forename: Norihiro
authors.initials: N
authors.lastname: Sasaki
authors.forename: Eiichi
authors.initials: E
authors.lastname: Tsuda
authors.forename: Yuji
authors.initials: Y
authors.lastname: Yamamoto
authors.forename: Shugo
authors.initials: S
authors.lastname: Maeda
authors.forename: Yasuyuki
authors.initials: Y
authors.lastname: Ishibashi
mesh_terms: D001182:Arthroscopy; D002358:Cartilage, Articular / Q000473:pathology*; D017115:Catheter Ablation / Q000295:instrumentation*; D002648:Child; D004867:Equipment Design; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D016916:Joint Deformities, Acquired / Q000175:diagnosis / Q000209:etiology* / Q000601:surgery; D007719:Knee Joint; D008279:Magnetic Resonance Imaging; D010020:Osteonecrosis / Q000150:complications* / Q000175:diagnosis / Q000601:surgery; D012720:Severity of Illness Index