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  • The effects of a brace for patellofemoral osteoarthritis targeting knee pain and bone marrow lesions were overestimated or not?

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Correspondence
The effects of a brace for patellofemoral osteoarthritis targeting knee pain and bone marrow lesions were overestimated or not?
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  1. Chao Zeng,
  2. Shu-guang Gao,
  3. Guang-hua Lei
  1. Department of Orthopaedics, Xiangya Hospital, Central South University, Changsha, Hunan Province, China
  1. Correspondence to Professor Guang-hua Lei, Department of Orthopaedics, Xiangya Hospital, Central South University, Xiangya Road, Changsha, Hunan Province 410008, China; lgh9640{at}sina.cn

https://doi.org/10.1136/annrheumdis-2015-207673

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    We read with deep interest the article by Callaghan et al1 related to the efficacy of patellar brace in patients with patellofemoral (PF) osteoarthritis (OA) targeting knee pain and bone marrow lesions (BMLs). To our best knowledge, patellar brace in the management of PF disorders, including PF arthritis, was first introduced in 1981.2 Since then only a few studies have examined the effects of patellar brace on the treatment of PF OA. This high-quality randomised controlled trial suggested that a PF brace reduced BML volume in the targeted compartment of the knee and relieved knee pain. These results were ‘promising’ in a situation where only a few conservative treatments have been consistently shown to affect structural findings. We really appreciate the work done …

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