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Published on: October 15, 2021
Primary intracerebral and subarachnoid hemorrhage. An approach to diagnosis and therapy
1Department of Neurology, Medical Center of Central Massachusetts, Worcester 01605.
Insights
Primary intracerebral hemorrhage (ICH) and subarachnoid hemorrhage (SAH) diagnosis is aided by modern imaging. Despite advances, treatment remains challenging with poor outcomes for these severe brain bleeds.
Area of Science:
- Neurology
- Neurosurgery
- Radiology
Background:
- Primary intracerebral hemorrhage (ICH) and subarachnoid hemorrhage (SAH) are severe neurological events.
- Modern imaging has improved diagnosis, but prognosis remains poor with high mortality rates compared to ischemic stroke.
Purpose of the Study:
- To review the current diagnostic and therapeutic landscape for ICH and SAH.
- To highlight the persistent challenges in managing these conditions.
Main Methods:
- Review of diagnostic imaging techniques (CT, MRI) for ICH and SAH.
- Discussion of current management strategies, including supportive care, medical interventions, and surgical considerations.
Main Results:
- Diagnostic accuracy for ICH and SAH has increased with advanced imaging.
- ICH incidence is declining; SAH incidence is stable.
- Effective treatments for ICH are limited, primarily supportive.
- Calcium channel blockers may mitigate SAH complications, but rebleeding prevention is unaddressed.
- Early surgery for stable SAH patients is recommended.
Conclusions:
- Significant challenges persist in the prevention and treatment of ICH and SAH.
- Further research is needed for effective medical and surgical interventions for these devastating brain hemorrhages.
Abstract:
The diagnosis of primary intracerebral hemorrhage (ICH) and subarachnoid hemorrhage (SAH) has become easier with the advent of modern imaging techniques. The incidence of ICH has declined, while SAH has remained relatively constant. The prognosis for both disorders remains dismal and the mortality rate is substantially higher than that observed with ischemic stroke. Early imaging with CT or MRI is important for rapid and accurate diagnosis. General medical management in a skilled nursing facility should be available for patients who are not moribund. Therapy for ICH is predominantly supportive and effective medical and surgical intervention remains elusive. For SAH, calcium channel blockers may reduce cerebral ischemic complications related to vasospasm, but effective medical therapy to prevent rebleeding has not been established. Early surgery after SAH should be considered in clinically stable patients. Many challenges remain regarding the prevention and treatment of both these cerebral hemorrhage subtypes.
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