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Subarachnoid hemorrhage from multiple aneurysms

Last edited: 4/15/2026

Overview

Subarachnoid hemorrhage (SAH) from multiple aneurysms presents a complex neurosurgical emergency requiring meticulous anesthetic management during endovascular interventions to prevent catastrophic neurological events 1.

Diagnosis

  • CT scan with contrast is essential for initial diagnosis 1.
  • Lumbar puncture may be necessary if CT is negative but SAH is suspected 1.
  • Cerebral angiography crucial for identifying multiple aneurysms 1.
  • Hunt and Hess grading system assesses neurological severity 1.
  • Management

  • General anesthesia with controlled hypotension may be required to optimize surgical field 1.
  • Neuromuscular blockade judiciously used to facilitate catheter placement 1.
  • Close monitoring of intracranial pressure and cerebral perfusion pressure 1.
  • Postoperative care includes vigilant neurological assessment and management of complications like vasospasm 1.
  • Special Populations

  • Pregnancy: Specific anesthetic considerations needed due to physiological changes; multidisciplinary approach advised 1.
  • Pediatrics: Tailored anesthetic protocols considering developmental differences; close collaboration with pediatric neurosurgeons essential 1.
  • Elderly: Focus on minimizing hemodynamic fluctuations and optimizing comorbidities management 1.
  • Comorbidities: Management tailored to coexisting conditions, such as hypertension or cardiac disease, to prevent exacerbations 1.
  • Key Recommendations

  • Anesthetic management should prioritize physiological stability and hemodynamic control during endovascular procedures for multiple aneurysms (Evidence: Expert opinion) 1.
  • Utilize advanced monitoring techniques to detect and manage sudden neurological events promptly (Evidence: Expert opinion) 1.
  • Postoperative care should emphasize vigilant neurological monitoring and proactive management of complications like vasospasm (Evidence: Expert opinion) 1.
  • References

    1 Castioni CA, Amadori A, Bilotta F, Bolzon M, Barboni E, Caricato A et al.. Italian COnsensus in Neuroradiological Anesthesia (ICONA). Minerva anestesiologica 2017. link

    Original source

    1. [1]
      Italian COnsensus in Neuroradiological Anesthesia (ICONA).Castioni CA, Amadori A, Bilotta F, Bolzon M, Barboni E, Caricato A et al. Minerva anestesiologica (2017)

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