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Jacob Steinmetz1, Lars Simon Rasmussen1

  • 1University of Copenhagen, Department of Anaesthesia, Centre of Head and Orthopaedics, Rigshospitalet, Copenhagen, Denmark.

Presse Medicale (Paris, France : 1983)
|April 18, 2018
PubMed
Summary
This summary is machine-generated.

Surgery and anesthesia may increase the risk of cognitive decline in elderly patients, but whether this leads to dementia is still unclear. Frail elderly patients require close monitoring for cognitive changes after surgery.

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Area of Science:

  • Geriatric Medicine
  • Neuroscience
  • Anesthesiology

Background:

  • Cognitive complications are frequent in elderly patients post-surgery.
  • The aging population is increasing, raising concerns about anesthesia and surgery's long-term cognitive impact, including dementia risk.

Purpose of the Study:

  • To investigate the unresolved question of whether anesthesia and surgery induce brain changes leading to cognitive deterioration or unmask pre-existing impairments.
  • To assess the speculative risk of inducing dementia in the elderly population post-surgery.

Main Methods:

  • Review of existing studies on cognitive impairment after surgery in the elderly.
  • Analysis of the potential association between anesthesia, surgery, and long-term cognitive function, including dementia.

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Main Results:

  • Studies indicate an elevated risk of reversible cognitive impairment post-surgery in the elderly.
  • The risk of anesthesia and surgery directly inducing dementia remains speculative and requires further investigation.

Conclusions:

  • Elderly patients, particularly the frail, face an increased risk of cognitive deterioration after surgery and discharge.
  • Preoperative cognitive screening and close postoperative follow-up are crucial for at-risk elderly individuals.