Dokument: Osseous bridging of the condylar fossa: report of a rare anatomical variation at the outer skull base

Titel:Osseous bridging of the condylar fossa: report of a rare anatomical variation at the outer skull base
URL für Lesezeichen:https://docserv.uni-duesseldorf.de/servlets/DocumentServlet?id=68250
URN (NBN):urn:nbn:de:hbz:061-20250124-120156-0
Kollektion:Publikationen
Sprache:Englisch
Dokumententyp:Wissenschaftliche Texte » Artikel, Aufsatz
Medientyp:Text
Autoren: Wolf-Vollenbröker, Michael [Autor]
Prescher, Andreas [Autor]
Dateien:
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Dateien vom 24.01.2025 / geändert 24.01.2025
Stichwörter:Processus condylicus posterior, Craniocervical junction, Physical anthropology, Proatlas, Occipital vertebra
Beschreibung:Purpose

The topic of osseous variations of the craniocervical junction is a complex morphological and embryological chapter of human anatomy, with a possible impact on neurogical and vascular functionality in this morphological variable region.
Material & methods

An until now undescribed anatomical variation of the exoccipital part of the occipital bone has been observed after maceration at the outer skull base of a West-European 68-year-old male body donor.
Results

On both sites of the foramen magnum accessory osseous processes were observed that arise from the jugular process and point towards the lateral margin of the foramen magnum. On the left site this process forms a full arc that bridges the condylar fossa completely.
Conclusion

The observed osseous bridge over the condylar fossa has not been reported on before and can be explained by the partial persistence of a primordial vertebra between atlas and occipital bone: the Proatlas. The resulting accessory structure may affect due to its topographic conditions the V3-Segment of the vertebral artery and its accompanying nerves, and thus, play a role in diagnosis and therapy of vascular and/or neurological symptoms of head and neck.
Rechtliche Vermerke:Originalveröffentlichung:
Wolf-Vollenbröker, M., & Prescher, A. (2024). Osseous bridging of the condylar fossa: report of a rare anatomical variation at the outer skull base. Surgical and Radiologic Anatomy Englische Ausgabe, 46(8), 1231–1235. https://doi.org/10.1007/s00276-024-03422-w
Lizenz:Creative Commons Lizenzvertrag
Dieses Werk ist lizenziert unter einer Creative Commons Namensnennung 4.0 International Lizenz
Fachbereich / Einrichtung:Medizinische Fakultät
Dokument erstellt am:24.01.2025
Dateien geändert am:24.01.2025
english
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