Os odontoideum with "free-floating" atlantal arch causing C1-2 anterolisthesis and retrolisthesis with cervicomedullary compression
نویسندگان
چکیده
منابع مشابه
Bipartite Atlas with Os Odontoideum with Block Cervical Vertebrae: A Case Report with Emphasis on the "Overlooked" C1 Lateral Masses.
Though rare, a variety of bipartite atlas has been described. However, little has been mentioned about the hypoplastic C1 lateral masses in these cases. An unusual case of bipartite atlas, with hypoplastic lateral masses, os odontoideum and block vertebrae has been described with the surgical challenges encountered. The emphasis here is to study the C1 lateral masses and attempting C1-2 fusion ...
متن کاملComparison of Cervical Alignment and Clinical Outcomes in Patients with Os Odontoideum versus Non-Os Odontoideum after Atlantoaxial Fixation
OBJECTIVE The purpose of this study was to compare the effect of atlantoaxial fixation on cervical alignment and clinical outcomes in patients with os odontoideum (OO) versus non-os odontoideum (non-OO). METHODS A total of 119 patients who underwent atlantoaxial fixation for instability were identified between January 1998 and January 2014. Inclusion criteria included age more than 21 years a...
متن کاملOs Odontoideum: Rare Cervical Lesion
We report the case of a 22-year-old Marine who presented to the emergency department, after a martial arts exercise, with transient weakness and numbness in all extremities. Computed tomography cervical spine radiographs revealed os odontoideum. Lateral flexion-extension radiographs identified atlanto-axillary instability. This abnormality is rare and can be career ending for military members w...
متن کاملthe past hospitalization and its association with suicide attempts and ideation in patients with mdd and comparison with bmd (depressed type) group
چکیده ندارد.
Atlantoaxial Subluxation due to an Os Odontoideum in an Achondroplastic Adult: Report of a Case and Review of the Literature
The authors report the first example of an adult achondroplastic dwarf with progressive quadriparesis secondary to atlantoaxial subluxation as a consequence of an os odontoideum. Actually, craniocervical region is a frequent site of compression and myelopathy in achondroplasia particularly in children as a result of small foramen magnum and hypertrophied opisthion. Moreover, very rarely in acho...
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ژورنال
عنوان ژورنال: Indian Journal of Orthopaedics
سال: 2010
ISSN: 0019-5413
DOI: 10.4103/0019-5413.69316