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With 150 000 knee arthroscopies carried out in the United Kingdom each year, and about five times that number in the United States,1 ,2 arthroscopic partial meniscectomy—keyhole surgery for middle aged to older adults with knee pain to trim a torn meniscus—is one of the most common surgical procedures. Considering the enormous volume, it is natural to think that there is compelling evidence for the procedure being beneficial. Remarkably, this is not so.
It is barely a decade since the publication of the first controlled trial addressing knee arthroscopy using placebo surgery as a comparator.3 Since then a series of rigorous trials, summarised in two recent systematic reviews and meta-analyses, provide compelling evidence that arthroscopic knee surgery offers little benefit for most patients with knee pain.4 ,5 The latest nail into what should be …
Competing interests We have read and understood the BMJ policy on declaration of interests and declare: none.
Provenance and peer review Commissioned; not peer reviewed.
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