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The human body's intricate network of arteries ensures that every organ system receives the necessary oxygen and nutrients for optimal function. The arterial network in the head and neck region is particularly complex, providing vital blood flow to the brain, eyes, and other critical structures. Prominent arteries in this region include the internal carotid arteries and the vertebral arteries.
The internal carotid arteries supply blood to the anterior portion of the cerebrum. They enter the...
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Mortality in Patients with Brainstem Cavernous Malformations.

Julia Velz1,2, Marian Christoph Neidert1,2,3, Yang Yang1,2,3

  • 1Department of Neurosurgery, Clinical Neuroscience Center, University Hospital Zurich, Zurich, Switzerland.

Cerebrovascular Diseases (Basel, Switzerland)
|June 16, 2021
PubMed
Summary
This summary is machine-generated.

Mortality from brainstem cavernous malformations (BSCM) is low with both conservative management and surgery. Conservative management shows a mortality rate nearly as low as surgical intervention, challenging previous high-risk reports.

Keywords:
Brainstem cavernous malformationsCauses of deathMortalityNatural courseSurgery

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Area of Science:

  • Neurosurgery
  • Neurology
  • Vascular Malformations

Background:

  • Brainstem cavernous malformations (BSCM) carry a significant reported mortality risk, particularly with conservative management.
  • Previous literature suggests high mortality rates (up to 20%) for conservatively managed BSCM.
  • Surgical intervention for BSCM has demonstrated lower mortality rates, ranging from 0% to 1.9%.

Purpose of the Study:

  • To analyze the actual mortality risk associated with both conservative and surgical management of BSCM.
  • To compare mortality rates between conservative and surgical approaches for BSCM.
  • To evaluate the causes of mortality in BSCM patients.

Main Methods:

  • Retrospective single-center study of BSCM patients (2006-2018).
  • Systematic literature review of studies on conservatively and surgically managed BSCM.
  • Analysis of mortality data from own cohort and literature.

Main Results:

  • No BSCM-associated mortality was observed in the study's own cohort (n=118), regardless of management strategy.
  • Systematic review revealed a 2.3% mortality rate for conservative BSCM management (1,251 patients) and 1.3% for surgical management (3,275 patients).
  • The observed mortality for conservative management is significantly lower than previously reported.

Conclusions:

  • The mortality rate for conservatively managed BSCM is comparable to surgical management.
  • Current mortality rates for BSCM are lower than historical reports, likely due to improved patient selection for surgery.
  • Both conservative and surgical management strategies for BSCM have low associated mortality.