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Posttraumatic cerebral arterial spasm

N A Martin1, C Doberstein, M Alexander

  • 1Cerebral Blood Flow Laboratory, UCLA Schools of Medicine and Public Health 90024, USA.

Journal of Neurotrauma
|October 1, 1995
PubMed
Summary
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Posttraumatic cerebral arterial spasm (vasospasm) affects 25-40% of head trauma patients, often occurring days after injury. Intracranial bleeding may trigger this condition, impacting patient outcomes.

Area of Science:

  • Neurology
  • Neurosurgery
  • Radiology

Background:

  • Posttraumatic cerebral arterial spasm (vasospasm) is a recognized complication following head trauma.
  • It affects large basal intracranial arteries and has a delayed onset, similar to vasospasm after subarachnoid hemorrhage.
  • Previous diagnostic methods included angiography, with recent advancements utilizing transcranial Doppler ultrasonography.

Purpose of the Study:

  • To investigate the incidence and characteristics of posttraumatic vasospasm.
  • To explore the relationship between admission CT scan findings and the development of vasospasm.
  • To assess the potential role of vasospasm as a determinant of outcome in severe head injury.

Main Methods:

  • Utilized transcranial Doppler ultrasonography for vasospasm detection.

Related Experiment Videos

  • Analyzed admission CT scan findings in head trauma patients.
  • Conducted a prospective study on a cohort of head trauma patients.

    • Main Results:

    • Posttraumatic vasospasm occurs in 25-40% of head trauma patients.
    • Intradural bleeding (subarachnoid, intraventricular, subdural hemorrhage) appears to play a role in the pathogenesis of posttraumatic vasospasm.
    • Preliminary findings suggest vasospasm may significantly influence outcomes in severe head injury.

    Conclusions:

    • Posttraumatic vasospasm is a significant delayed complication of head injury.
    • Intracranial hemorrhage is implicated in the development of posttraumatic vasospasm.
    • Vasospasm is a potential predictor of outcome in patients with severe head trauma.