Refracture of the Tibial Post after Posterior-Stabilized Total Knee Arthroplasty: Case Report and Literature Review

• 作者: I. M. da Palma J. Rezende K. Mesquita R. P. Albuquerque R. Rezende T. Vivacqua V. Favilla
• 来源期刊: 矫形学期刊(英文)
• 学科: 医学
• 关键词: Total KNEE ARTHROPLASTY TIBIAL Postfracture POST BREAKAGE POSTERIOR-STABILIZED Polyethylene Failure
• 年，卷（期）: 2020,（1）
• 页码范围: 1-5
• 页数: 5页
• 分类号: R68

摘要

Background: Tibial polyethylene wear is related late failure in total knee arthroplasty. The cruciate substitute design depending on the campost mechanism to secure the knee cinematics after a posterior stabilized total knee arthroplasty (PS-TKA). A post fracture can occur after damage failure of the post. Aim: Report a case of post refracture after a PS-TKA and review the lecture about post wear in PS-TKA. Case presentation: A 63 woman with a primary TKA had a diagnosis of polyethylene post fracture. The polyethylene exchange wasn’t enough and revisions of all components were necessary. Conclusion: In patient with previous well function, subtle swelling and giving away sings after PS-TKA, a post fracture must be excluded.