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Cervical vertebral artery variations: an anatomic study.
S R Satti1, C A Cerniglia, R A Koenigsberg
1Department of Diagnostic Radiology, Hahnemann University Hospital, Drexel University College of Medicine, Philadelphia, PA 19102, USA. srsatti@gmail.com
AJNR. American Journal of Neuroradiology
|May 15, 2007
Summary
This study details 5 rare vertebral artery anomalies, exploring their potential developmental causes. Understanding these variations is crucial for diagnosing and treating vascular conditions.
Area of Science:
- Anatomy
- Embryology
- Vascular Surgery
Background:
- Vertebral arteries are critical for brain blood supply.
- Anomalies in vertebral artery origin can impact surgical planning and diagnostic imaging.
- Embryologic development of the aortic arch and its branches influences arterial anatomy.
Observation:
- Five distinct cases of anomalous vertebral arteries were identified.
- These included variations in the origin of both left and right vertebral arteries.
- Specific anomalies noted were atypical branching from the subclavian artery and aorta, and proximal duplication.
Findings:
- The cases illustrate a spectrum of rare vertebral artery anatomical variations.
- These anomalies are linked to potential disruptions during embryonic development of the great vessels.
- Detailed case descriptions provide valuable data for anatomical and embryologic studies.
Implications:
- Accurate identification of these anomalies is essential for neurovascular and cardiovascular procedures.
- Enhanced understanding of embryologic origins can refine diagnostic approaches.
- This case series contributes to the literature on vascular anatomy variations.
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