Abstract
Purpose
The aim of this study was to present a case of basilar artery (BA) formed by persistent primitive trigeminal artery (PPTA), which was diagnosed using digital subtraction angiography (DSA).
Discussion
PPTA is a common branching variation of embryological origin. The prevalence of PPTA ranges between 0.1 and 0.6%. It has been reported that PPTA typically joins the BA proximally and supplies the superior cerebellar artery (SCA), anterior inferior cerebellar artery (AICA) or posterior inferior cerebellar artery (PICA) branches. This is the first report of a case where the vertebral artery (VA) terminates in the PICA, and PPTA forms the BA and solely supplies the posterior circulation.
Conclusion
No study or case report has been identified in the English literature on persistent primitive trigeminal artery serving as the sole source of blood supply to basilar artery alone.
Availability of data and materials
The data that support the findings of this study are available from the corresponding author, [Rabia Tasdemir], upon reasonable request.
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Funding
All the authors certify that they have no affiliations with or involvement in any organization or entity with any financial interest or non-financial interest in the subject matter or materials discussed in this case report. This research received no specific grant from any funding agency in the public, commercial, or not-for-profit sectors.
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All the authors contributed to the study conception and design. Material preparation, data collection and analysis were performed by SY, RT and OFC. The first draft of the manuscript was written by RT, and all the authors commented on previous versions of the manuscript. All the authors read and approved the final manuscript.
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This study was conducted in accordance with the ethical standards and with the 1964 Declaration of Helsinki and its later amendments. Written informed consent was obtained from the patient. The patient has consented to the submission of the case report to the journal.
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Tasdemir, R., Yasin, S. & Cihan, O.F. Basilar artery formed by persistent primitive trigeminal artery: a case report. Surg Radiol Anat 45, 333–335 (2023). https://doi.org/10.1007/s00276-023-03096-w
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DOI: https://doi.org/10.1007/s00276-023-03096-w