Results 11 to 20 of about 41,443 (218)

Prevalence of Arcuate Foramen among Emergency Department Visitors; an Epidemiologic Study

طب اورژانس ایران, 2017
Introduction: Arcuate foramen anomaly is an anatomic variation in the first thoracic vertebrae that forms a space for passing of vertebral artery. Considering the role of this bony bridge in migraine development and its effect on prevalence of various ...
Seyyed Mahdi Zia Ziabari, Payman Asadi, Malek Masoud Ansar, Alireza Razzaghi, Vahid Monsef Kasmaei   +4 more
doaj   +2 more sources

Arcuate foramen and its clinical significance

Saudi Medical Journal, 2005
OBJECTIVE: The present study determines the degree of ossification of the posterior atlanto-occipital membrane in dry bone, plane lateral cervical spine radiographs and computer tomography (CT). The average length, width and the area of the arcuate foramen were measured on dry bone and on cervical CT. Further, age, gender and complaints of the patients
Ozgur, Cakmak, Esra, Gurdal, Gazanfer, Ekinci, Erdem, Yildiz, Safiye, Cavdar   +4 more
openaire   +3 more sources

Bilateral Arcuate Foramen in a Human Atlas Vertebra - A Case Report [PDF]

International Journal of Anatomy Radiology and Surgery, 2013
The arcuate foramen or retroarticular vertebral artery ring is formed by the bony bridges over groove for vertebral artery on the posterior arch of atlas vertebrae.
Monika Lalit Piplani, Rajan Kumar Singla, Kullar J.S.   +2 more
doaj   +2 more sources

The Importance of Arcuate Foramen, A Variation of the Atlas: A Microsurgical Cadaveric Study and Review of the Literature

İstanbul Medical Journal, 2019
Introduction:Arcuate foramen (AF) is an osseous variation located on the vertebral artery (VA) groove (sulcus arteriae vertebralis) at the posterior arch of the atlas. Its prevalence may vary due to regional and ethnic factors.
Neşe Keser, Ulaş Çıkla, Burak Özaydın, Mustafa Başkaya   +3 more
doaj   +2 more sources

Prevalence and characteristics of ponticulus posticus and its association with cervicogenic headache and migraine: A lateral cephalometric study

Journal of Research in Medical Sciences, 2022
Background: Ponticulus posticus (PP) (arcuate foramen) is an abnormal bony bridge in the posterior arch of the atlas, which could possibly cause certain complications such as headache.
Nasrin Mokhtari, Fereshteh Ashtari, Mehdi Razavi, Roshanak Ghaffari   +3 more
doaj   +1 more source

Mapping surgical coordinates of the sphenopalatine foramen : surgical navigation study [PDF]

, 2009
Aims to identify measurements that may help intra operative localisation of the sphenopalatine foramen. The study used three dimensional surgical navigation software to study radiological anatomy, in order to define the distances and angulations between ...
Hadoura, L., Douglas, C., McGarry, G.W., Young, D.   +3 more
core   +4 more sources

The Prevalence and Morphology-Wise Demographic Distribution of Ponticulus Posticus on CT Scans—A Retrospective Observational Study

Medicina, 2023
Background and Objectives: The ponticulus posticus (PP) is a bony bridge that emerges from the posterior aspect of the superior articular process, to connect the posterior arch of the atlas. It is often associated with neurological symptoms.
Alin Horatiu Nedelcu, Andrada Hutanu, Irina Nedelcu, Simona Partene Vicoleanu, Gabriel Statescu, Liviu Gavril, Ana Maria Haliciu, Manuela Ursaru, Cristina Claudia Tarniceriu   +8 more
doaj   +1 more source

Prevalence of Ponticulus Posticus and Migraine in 220 Orthodontic Patients: A Cross-Sectional Study

Biology, 2023
Background: Ponticulus posticus (PP) is a medical term that describes an anomaly of the atlas (C1), which has a complete or partial bone bridge over the vertebral artery (VA) groove.
Monica Macrì, Fabiola Rendina, Beatrice Feragalli, Francesco Pegreffi, Felice Festa   +4 more
doaj   +1 more source

Morphometric study of vertebral artery groove in dry human cervical vertebra in Pakistani population

Journal of Rawalpindi Medical College, 2021
Introduction: Vertebral artery passes through vertebral artery groove present on the posterior arch of atlas; free movement of which is required during rotation of the neck.
Mohtasham Hina, Maria Tasleem, Ammara Rasheed, Raafea Tafweez   +3 more
doaj   +1 more source

Neurovascular structures at risk during surgical access to trigeminal ganglion and meckel's cave – An anatomical study

Advanced Biomedical Research, 2023
Background: It is difficult to approach the Trigeminal Ganglion (TG) and Meckel's cave (MC) during surgeries. Therefore, the exact knowledge of the relationship of surgical landmarks to related anatomical structures is vital to reduce the associated ...
Prashant Chaware, Venkatasurya Kumar, Ankit Srivastava, Sumit Raj, Bertha A D. Rathinam   +4 more
doaj   +1 more source