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Intraoperative factors contributing to intraoperative aneurysm rupture.
| Factors | Controversies |
|---|---|
| Hypertension | Upper limit of blood pressure |
| Poorly controlled BP/controlled BP | |
| Chronic/acute hypertension | |
| Anesthetic factors | Sympathetic responses (intubation/extubation) |
| Coughing/gagging | |
| ICP | Sudden decrease in ICP during |
| hyperventilation, use of large dose mannitol, and CSF drain | |
| Maneuvers | Valsalva, application of PEEP (upper limit) |
| Comorbidities | COPD, CAD, and hyperlipidemia |
