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[Management strategies for unruptured cerebral aneurysms]
T Murata1, T Tsuruno, K Shimotake
1Department of Neurosurgery, Suisho-kai Murata Hospital, 4-2-1 Tajima, Iknno-ku, Osaka 544-0011, Japan.
No Shinkei Geka. Neurological Surgery
|October 30, 2001
Summary
Management of unruptured brain aneurysms improved with combined clipping and coiling techniques. Early intervention and careful patient selection reduce risks, offering better outcomes for aneurysm treatment.
Area of Science:
- Neurosurgery
- Vascular Neurology
Context:
- Unruptured brain aneurysms require careful management to prevent rupture and subsequent subarachnoid hemorrhage (SAH).
- Treatment strategies have evolved, incorporating both traditional surgical clipping and newer endovascular coiling techniques.
Purpose:
- To compare outcomes of different management strategies for unruptured aneurysms, including surgical clipping and endovascular coiling.
- To analyze the natural history and rupture rates of untreated aneurysms.
Summary:
- A study of 62 treated and 48 untreated unruptured aneurysms revealed significant improvements in outcomes with combined surgical clipping and endovascular coiling.
- Group A (early years) had higher morbidity/mortality with clipping, while Group B (recent years) showed no mortality/morbidity with clipping or coiling.
- Untreated aneurysms exhibited a high rupture rate (3.1% per year), suggesting a need for proactive management.
- Operative findings indicated that many aneurysms, even small ones, possess thin-walled, friable domes.
Impact:
- The findings support a complementary approach to aneurysm treatment, utilizing both clipping and coiling based on aneurysm characteristics and patient factors.
- This strategy aims to optimize safety and efficacy in managing unruptured brain aneurysms.
- Highlights the importance of considering intervention even for smaller aneurysms due to their potential for rupture.