Imaging for Treated Aneurysms (Including Clipping, Coiling, Stents, Flow Diverters)
Jason Hostetter1, Timothy R Miller1, Dheeraj Gandhi2
1Department of Radiology and Nuclear Medicine, University of Maryland School of Medicine, 22 S Greene Street, Baltimore, MD 21201, USA.
Neuroimaging Clinics of North America
|April 27, 2021
Summary
Intracranial aneurysms require follow-up imaging after treatment to detect recurrence. Optimal imaging modality and schedule depend on treatment type, aneurysm features, and patient specifics.
Area of Science:
- Neurosurgery
- Vascular Neurology
- Radiology
Background:
- Intracranial aneurysms are prevalent in adults, posing a rupture risk causing subarachnoid hemorrhage.
- Endovascular and minimally invasive techniques have advanced aneurysm treatment.
- Post-treatment surveillance imaging is crucial for monitoring aneurysm recurrence and complications.
Purpose of the Study:
- To review current practices and ongoing research in follow-up imaging after intracranial aneurysm treatment.
- To discuss the factors influencing the choice of imaging modality and follow-up schedule.
Main Methods:
- Literature review of current guidelines and research on intracranial aneurysm follow-up imaging.
- Analysis of factors influencing imaging modality selection (e.g., CTA, MRA, DSA).
- Discussion of varying follow-up schedules based on treatment type and aneurysm characteristics.
Main Results:
- Follow-up imaging is essential for assessing treatment efficacy and detecting late complications.
- No single imaging modality or schedule is universally optimal.
- Tailoring follow-up to individual patient and treatment factors is recommended.
Conclusions:
- Personalized follow-up imaging strategies are necessary for effective intracranial aneurysm management.
- Continued research is needed to refine optimal imaging protocols.
- Patient-specific factors and treatment modalities dictate the best approach to post-treatment surveillance.
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