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Updated: Jun 27, 2026
18:50
Microsurgical Clip Obliteration of Middle Cerebral Aneurysm Using Intraoperative Flow Assessment
Published on: September 25, 2009
Single Center Retrospective Analysis of Cerebral Aneurysms from a Patient Sample Data Collection at a Comprehensive
Brian Fiani1, Frank DeStefano2, Alessandra Cathel3
1Department of Neurosurgery, Weill Cornell Medical Center/New York Presbyterian Hospital, New York, NY.
Spartan Medical Research Journal
|September 21, 2022
Summary
This study analyzed 90 new cerebral aneurysm cases, finding most were unruptured, small, and located in the anterior circulation, predominantly in middle-aged females. Findings support routine monitoring for unruptured cerebral aneurysms.
Area of Science:
- Neurosurgery
- Neurology
- Radiology
Background:
- Regular institutional self-monitoring of cerebral aneurysm data is essential.
- This study evaluated the reproducibility of a data collection and analysis method for cerebral aneurysms.
Purpose of the Study:
- To examine cerebral aneurysm characteristics and trends using a reproducible data collection and analytic method.
- To assess the feasibility of institutional self-monitoring of cerebral aneurysm data.
Main Methods:
- Retrospective analysis of 100 consecutive patient presentations with newly diagnosed cerebral aneurysms (2018-2021).
- Data collected included demographics, aneurysm features, rupture status, location, grading, treatment, survival, and length of stay.
- Analysis focused on trends and reproducibility of the data collection method.
Main Results:
- 90 patients with newly diagnosed cerebral aneurysms were analyzed.
- The majority (66%) of aneurysms were unruptured, and most (97.7%) were < 7mm.
- Anterior circulation was the most common location, with a notable proportion in the middle cerebral artery (MCA).
Conclusions:
- Cerebral aneurysms typically present as unruptured in middle-aged females, often in the anterior circulation.
- Findings align with literature on location but differ regarding the most frequent site (MCA/ICA vs. anterior communicating artery).
- Outpatient monitoring is suitable for small, unruptured aneurysms, with a low risk of progression in this cohort.
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