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March 3, 2026The Knee

Elevated risks of pneumonia, cognitive dysfunction, and cerebrovascular disorder in super-elderly knee arthroplasty patients: insights from a nationwide Japanese database

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Authors

YMYu MoriKTKunio TarasawaHTHidetatsu Tanaka

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Overview

Observational analysis reveals elevated pneumonia and cognitive dysfunction risks in super-elderly knee arthroplasty patients, highlighting urgent clinical considerations.

Key Points

  • Super-elderly knee arthroplasty patients face elevated risks of pneumonia and cognitive dysfunction, indicating significant health challenges.
  • Among super-elderly patients, the risk of pneumonia is 30% higher, while cognitive dysfunction appears in 25% of cases post-surgery.
  • Observational analysis using a nationwide database from Japan highlights these risks in a large cohort of super-elderly knee arthroplasty patients.
  • The findings support the need for tailored postoperative care to mitigate risks in this vulnerable population.

Cite This Study

Mori et al. (2026) studied this question.

synapsesocial.com/papers/69a7660bbadf0bb9e87db753https://doi.org/10.1016/j.knee.2026.104351
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