Phage Therapy as a Novel Therapeutic for the Treatment of Bone and Joint Infections.

Clin Infect Dis

Department of Orthopedic Surgery, Mayo Clinic, Rochester Minnesota, USA.

Published: November 2023

Solutions for bone and joint infection (BJI) are needed where conventional treatments are inadequate. Bacteriophages (phages) are naturally occurring viruses that infect bacteria and have been harnessed for refractory bone and joint infections (BJI) in many case reports. Here we examine the safety and efficacy of English-language published cases of BJI since 2010 with phage therapy. From 33 reported cases of BJI treated with phage therapy, 29 (87%) achieved microbiological or clinical success, 2 (5.9%) relapsed with the same organisms, and 2 (5.9%) with a different organism. Of these 4 relapses, all but 1 had eventual clinical resolution with additional surgery or phage treatments. Eight out of 33 cases (24%) reported mild, transient adverse events with no serious events reported. Further work is needed to understand the true efficacy of phages and the role of phages in BJI. Opportunities lay ahead for thoughtfully designed clinical trials adapted to individualized therapies.

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http://dx.doi.org/10.1093/cid/ciad533DOI Listing

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