Clinical course and outcomes of simultaneous-versus staged-bilateral medial opening wedge high tibial osteotomy

Autor: Hiroyasu Ogawa, Kazu Matsumoto, Masaya Sengoku, Hiroki Yoshioka, Kyosuke Yamamoto, Tetsuya Shimokawa, Kazuichiro Ohnishi, Haruhiko Akiyama
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Asia-Pacific Journal of Sports Medicine, Arthroscopy, Rehabilitation and Technology, Vol 23, Iss , Pp 13-17 (2021)
Druh dokumentu: article
ISSN: 2214-6873
DOI: 10.1016/j.asmart.2020.11.003
Popis: Background: Difference in the clinical course and outcomes between simultaneous- and staged-bilateral medial opening wedge high tibial osteotomies (OWHTOs) over time was unknown. The study hypothesis was that patients who underwent simultaneous-bilateral OWHTO (SMBO) have a more rapid improvement in knee function than those who underwent staged-bilateral OWHTO (STBO) due to difference in the change of lower limb alignment between SMBO and STBO. Methods: The records of 56 knees in 28 patients who underwent either SMBO (n = 28) or STBO (n = 28) were retrospectively analysed. The time course data of weight-bearing line percentage (%WBL), joint line convergence angle (JLCA), and Knee Society Score were compared between the two procedures. Results: Hospitalisation for SMBO was longer than that for STBO by 1 week. No significant difference was observed in %WBL between the two procedures. The JLCA was significantly lower with SMBO than with the first-stage surgery of STBO (P
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