- Os odontoideum is radiologically characterized by an oval or round-shaped ossicle with smooth circumferential cortical margins, signifying a hypoplastic odontoid process that lacks continuity with ...了解详细信息：Os odontoideum is radiologically characterized by an oval or round-shaped ossicle with smooth circumferential cortical margins, signifying a hypoplastic odontoid process that lacks continuity with ...www.ncbi.nlm.nih.gov/books/NBK542297/Radiographically, os odontoideum is defined as an independent ossicle of variable size with smooth circumferential cortical margins separated from the axis.pubmed.ncbi.nlm.nih.gov/31616983/
Os odontoideum | Radiology Reference Article - Radiopaedia.org
2024年9月14日 · Os odontoideum is an anatomic variant of the odontoid process of C2 that may be associated with atlantoaxial instability. Learn about its subtypes, associations, radiographic …
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OS Odontoideum
Os odontoideum (plural: ossa odontoidea) is an anatomic variant of the odontoid …
Diagram
Normal dens, os odontoideum, and os terminale diagrams.Prev 1 2 3 Continue …
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Images Study Questions Findings CT Sagittal bone window Sagittal bone window
Ossiculum Terminale
CT Coronal bone window Coronal bone windowCT
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CT Sagittal bone window Coronal bone window Axial bone window
Os Odontoideum - Radiology Key
2019年8月25日 · Os odontoideum is a condition where the odontoid process is separated from the C2 vertebral body. Learn about its clinical presentation, imaging findings, and embryological development.
25 Os Odontoideum - Radiology Key
2020年6月28日 · Learn how to recognize and evaluate os odontoideum, a rare abnormality of the odontoid process that may cause neck pain and myelopathy. See case presentation, imaging findings, differential diagnosis, and treatment …
CT and MR imaging of odontoid abnormalities: A pictorial review
In adults, the diagnosis of os odontoideum is suggested by observing a smooth radiolucent defect between the dens and the body of the axis. Associated cruciate ligament incompetence and …
Os Odontoideum - StatPearls - NCBI Bookshelf
2024年2月27日 · Os odontoideum is radiologically characterized by an oval or round-shaped ossicle with smooth circumferential cortical margins, signifying a hypoplastic odontoid process that lacks continuity with the C2 vertebral body, …
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Os odontoideum | Radiology Case - Radiopaedia.org
Features of os odontoideum. This is one of the leave alone lesions. The differentials are persistent ossiculum terminale and odontoid fracture. Additional author: Dr Sahar Maroof
Os odontoideum | Radiology Case - Radiopaedia.org
On the flexed view the os odontoideum is positioned superior to the anterior one half of the C2 vertebral body and the anterior arch of C1 is positioned anterior to the anterior vertebral body. …
Os Odontoideum | Pediatric Radiology Reference …
Learn about os odontoideum, a congenital or acquired lesion of the dens of C2, and its imaging features, differential diagnosis and complications. See radiology cases of os odontoideum with atlantoaxial instability and spinal cord …
Os Odontoideum: A Comprehensive Clinical and Surgical Review
Os odontoideum (OO) is a congenital anomaly of the second cervical vertebra (axis), defined as a smooth, independent ossicle of variable size and shape separated from the base of a …
Os odontoideum: CT and MR findings | Eurorad
2004年12月1日 · The term "os odontoideum" was introduced by Giacomini in 1886 and refers to an independent bone found cranial to the axis, in the place of the dens. Plain films, CT and MR demonstrate an ossicle with rounded, …
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