Perioperative cognitive dysfunction
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Elderly patients aged 65-79 years who underwent lumbar spinal decompression and internal fixation (lumbar fusion 2-4 segments) under general anesthesia will be selected
Exclusion criteria
Exclusion criteria: 1. ASA classification >IV level; 2. Unconsciousness; 3. Mental and psychological disorders(depression); 4. Preoperative simple mental state examination (MMSE)=23; 5. Montreal cognitive test 177umol/L), active liver disease; 13. Tumor disease, acute trauma or inflammatory disease; 14. Brain tumors; 15. Epilepsy; 16. Parkinson's disease, cerebrovascular dementia, etc.; 17. Cardiovascular diseases such as myocardial infarction within 6 months; 18. Cerebrovascular diseases sunch as history of cerebral hemorrhage or cerebral embolism within 6 months or neurological sequelae after 6 months or more.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Intestinal flora spectrum;Postoperative alteration of cognitive function; | — |
Countries
China
Contacts
Xuanwu Hospital, Capital Medical University