Summary
An example of the internal carotid artery supplying the posterior inferior cerebellar artery directly is reported. The direct PICA supply comes from a trigeminal trunk. There was no basilar artery opacification. An embryological explanation is given.
Résumé
Présentation d'un cas d'artère carotide interne alimentant directement l'artère cérébelleuse postéro-inférieure L'alimentation directe de l'artère cérébelleuse postéro-inférieure se fait à travers un tronc trijéminé. II n'y avait aucune opacification de l'artère basilaire. Les auteurs donnent une explication embryologique.
Zusammenfassung
Fallbeschreibung mit klinischer und röntgenologischer Symptomatik einer Patientin, bei der die A. cerebelli posterior inferior über die A. trigemina primitiva von der A. carotis interna versorgt wurde.
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References
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Chambers, A.A., Lukin, R. Trigeminal artery connection to the posterior inferior cerebellar arteries. Neuroradiology 9, 121–123 (1975). https://doi.org/10.1007/BF00332958
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DOI: https://doi.org/10.1007/BF00332958