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hemiarthroplasty of knee; compartmental arthroplasty of knee

Advantages:* - shorter hospital stays - greater range of motion - fewer short-term complications [1,2] Disadvantages: - higher risk for revision - similar rates of revision [2] * compared with total knee arthroplasty [1] Notes: - after 5 years, no difference between hemi- or total knee arthropasty in pain & function scores [2]

Related

total knee arthroplasty (TKA, TKR)

General

hemiarthroplasty

References

  1. Wilson HA, Middleton R, Abram SGF et al. Patient relevant outcomes of unicompartmental versus total knee replacement: Systematic review and meta-analysis. BMJ 2019;364:l352 PMID: 30792179 Free PMC Article https://www.bmj.com/content/364/bmj.l352
  2. Beard DJ, Davies LJ, Cook JA et al The clinical and cost-effectiveness of total versus partial knee replacement in patients with medial compartment osteoarthritis (TOPKAT): 5-year outcomes of a randomised controlled trial. Lancet. July 17, 2019 PMID: 31326135 Free Article https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(19)31281-4/fulltext - Evans JT, Whitehouse MR. Partial versus total knee replacement for knee osteoarthritis. Lancet. July 17, 2019 PMID: 31326136 Free Article https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(19)31612-5/fulltext