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Allergy & Immunology
Sys. Review
Extracellular vesicle signalling may participate in postoperative neurocognitive disorder progression in older surgical patients
Scientists explore how stress signals might worsen brain recovery after surgery
This review examines extracellular vesicle signalling as a potential mechanism in perioperative neurocognitive disorders among older and vul…
Current evidence suggests multiple factors drive brain issues after surgery, but exactly how stress signals cause lasting problems remains u…
Frontiers
Jun 2, 2026
Psychiatry
Meta-analysis
Preoperative psychological factors are associated with postoperative cognitive outcomes in older adults
Psychological factors linked to cognitive issues after surgery in older adults
This systematic review and meta-analysis examined preoperative psychological factors in older adults aged 60 years or older.
A large review links preoperative anxiety and stress to worse cognitive outcomes after surgery for older patients.
May 1, 2026