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Cerebral Edema ll: Pathophysiology01:22

Cerebral Edema ll: Pathophysiology

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Comprehensive Endovascular and Open Surgical Management of Cerebral Arteriovenous Malformations
14:58

Comprehensive Endovascular and Open Surgical Management of Cerebral Arteriovenous Malformations

Published on: October 20, 2017

Symptomatic brainstem cavernomas.

Erik F Hauck1, Samuel L Barnett, Jonathan A White

  • 1Department of Neurosurgery, University of Texas Southwestern Medical Center, Dallas, TX 75390, USA. erik.hauck@utsouthwestern.edu

Neurosurgery
|December 4, 2008
PubMed
Summary
This summary is machine-generated.

Symptomatic brainstem cavernomas have a high event rate, especially after recurrent neurological events. Surgical resection is recommended to prevent further decline, with low morbidity and high success in preventing future events.

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Induction and Micro-CT Imaging of Cerebral Cavernous Malformations in Mouse Model
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Published on: September 4, 2017

Area of Science:

  • Neurosurgery
  • Neurology
  • Vascular Neurology

Background:

  • Brainstem cavernomas are vascular malformations with a risk of neurological events.
  • Symptomatic lesions, particularly in the brainstem, pose significant clinical challenges.
  • Understanding the natural history and surgical outcomes is crucial for patient management.

Purpose of the Study:

  • To analyze the natural history of symptomatic brainstem cavernomas.
  • To evaluate the outcomes following surgical resection of these lesions.
  • To identify factors influencing surgical success and patient prognosis.

Main Methods:

  • Retrospective analysis of clinical data from 44 patients with symptomatic brainstem cavernomas (1995-2007).
  • Assessment of event-free intervals, event rates, and surgical outcomes.
  • Multivariate analysis to determine predictors of surgical success.

Main Results:

  • High event rates observed, particularly after initial neurological events (42% annually) and recurrent events (8% monthly).
  • Surgery successfully prevented further events in 95% of patients, with a low postoperative event rate (5% annually initially, then 0%).
  • Preoperative modified Rankin Scale score was a significant predictor of surgical outcome (OR, 36.7; P = 0.015).

Conclusions:

  • Symptomatic brainstem cavernomas exhibit a high event rate, increasing after recurrent neurological deficits.
  • Surgical resection can be performed with low morbidity and high efficacy in preventing subsequent events.
  • Timely and complete surgical resection is advised for symptomatic brainstem cavernomas to avert functional deterioration.