Results 51 to 60 of about 629 (146)

Kimmerle anomaly as a cause of extravasal compression of the vertebral artery

Українська Інтервенційна Нейрорадіологія та Хірургія, 2022
Kimmerle anomaly, also known as ponticulus posticus, is a commonly known variant of the atlas anatomy. It occurs as a result of complete or incomplete ossification of the posterior atlanto-occipital membrane over the groove of the vertebral artery, which
M.Je. Polishchuk, A.V. Muravskyi, O.M. Honcharuk, M.B. Vyval   +3 more
doaj   +1 more source

C1-2 Pedicle Screw Fixation for Ponticulus Posticus and Duplication of Vertebral Artery: 2-Dimensional Operative Video

, 2021
C1-2 Pedicle Screw Fixation for Ponticulus Posticus and Duplication of Vertebral Artery: 2-Dimensional Operative ...
박원형, 박진훈, 정윤교, 이병주   +3 more
core   +1 more source

The Prevalence of Skeletotopy Variation of the Atlas and Vertebral Arteries Among Lithuanians and Its Significance for Physical Medicine Procedures and Rehabilitation

Reabilitacijos Mokslai: Slauga, Kineziterapija, Ergoterapija, 2019
Research background. Vertebral artery relation with atlas anatomical variations can lead to sensomotor disorders of head and neck, and vertebrobasilar insuffciency.
Rimvydas Stropus, Ernesta Naujokaitė, Ieva Sakalauskaitė   +2 more
doaj   +1 more source

Prevalence and associations of sella turcica bridging and cervical vertebral anomalies in lateral cephalometric radiographs: a retrospective study

Folia Morphologica
BACKGROUND: This study aimed to investigate the prevalence of sella turcica bridging (STB), ponticulus posticus, and posterior arch deficiency of the atlas on lateral cephalometric radiographs in an orthodontic population, and to evaluate their ...
Genta Agani Sabah, Yağmur Lena Sezici
doaj   +1 more source

Association between Anatomical Variations and Maxillary Canine Impaction: A Retrospective Study in Orthodontics

Applied Sciences, 2020
This study aims to evaluate whether or not there is a higher prevalence of skeletal abnormalities in subjects with maxillary canine impaction (MCI). This retrospective study was performed on 67 subjects with maxillary canine impaction (test group) and on
Marco Pasini, Maria Rita Giuca, Sara Ligori, Stefano Mummolo, Fabiana Fiasca, Giuseppe Marzo, Vincenzo Quinzi   +6 more
doaj   +1 more source

Ponticulus Posticus: An Important Diagnostic Finding Often Missed in Lateral Cephalograms

The Journal of Contemporary Dental Practice, 2023
The purpose of the current study was to investigate the presence of the ponticulus posticus (PP) frequently encountered in lateral cephalograms.About 500 patients of age 12-40 years were selected whose digital lateral cephalogram was recorded and traced to confirm the presence of the PP and categorize as: (A) Absent, as evidenced by lateral ...
Nivedita, Sahoo, Rudraraju, Amrutha, George, Sam, Linta, Thomas, Mithun K, Naik, Shabeel, Ahamad, Nimish H, Oberoi   +6 more
openaire   +2 more sources

Cone beam computed tomography evaluation of ponticulus posticus in patients with cleft lip and palate: a retrospective radio-anatomic study [PDF]

, 2018
Background: Ponticulus posticus (PP) is an abnormal bony bridge on the atlas. It plays a significant role in patients undergoing C1 lateral mass screw procedure.
Bayrakdar, I. S., Yasa, Y., Yilmaz, S. Gunen, Karaturgut, U. E., Duman, S. B., Ocak, A.   +5 more
core   +2 more sources

The ponticulus of the atlas vertebra: A systematic review and meta-analysis of its prevalence with its surgical relevance

World Neurosurgery: X
Background and objectives: A detailed understanding of the anatomical variations of the Atlas is essential to prevent adverse clinical outcomes during a cervical spine surgery.
Sebastian Ordoñez-Cure, Johana Moreno-Drada, Juan F. Mier-García, Gloria P. Baena-Caldas   +3 more
doaj   +1 more source

How frequent is ponticulus posticus in italian people? A lateral cephalometric study in an orthodontic population [PDF]

, 2015
The term “ponticulus posticus” refers to a partial or complete bony arch over the vertebral artery as it crosses the superolateral surface of the posterior arch of the atlas.
Gibelli, Daniele, Spagnoli, Laura, Sforza, Chiarella, Cerutti, Elisa, Cappella, Annalisa, Dolci, Claudia   +5 more
core   +1 more source

Ponticulus posticus in a cohort of orthodontic children and adolescent patients with different sagittal skeletal anomalies: a comparative cone beam computed tomography investigation [PDF]

, 2018
Background: The objective of this study was to evaluate the prevalence and characteristics of ponticulus posticus (PP) in groups with sagittal skeletal anomalies in a Turkish population using cone beam computed tomography (CBCT)
Yeşiltepe, Selin, Yılmaz, Ahmet Berhan, S. Yeşiltepe, Ö. Miloğlu, İ. Ş. Bayrakdar, A. B. Yılmaz, Miloğlu, Özkan, Bayrakdar, İbrahim Şevki   +7 more
core   +2 more sources