… Because patients without atlantoaxial subluxation, especially those showing enhancement
… best for treatment of retro-odontoid pseudotumor patients without atlantoaxial subluxation. …

… Retro-odontoid pseudotumor (RP) is a condition in which the formation of abnormal tissue
… It is postulated that pseudotumor formation is the direct result of chronic (AA) instability (AAI), …

A retro-odontoid pseudotumor (ROP) is commonly associated with atlantoaxial subluxation (AAS).
Here, we report a patient with ROP but without AAS. The patient was a 72-year-old …

… entity, reportedly develops subsequent to chronic atlantoaxial instability. This view has been
… retro-odontoid pseudotumors have been frequently associated with atlantoaxial subluxation…

… Moreover, the incidence of retro-odontoid pseudotumors in AAI patients has not yet been …
of retro-odontoid pseudotumors in patients with AAI and to evaluate pseudotumor regression …

… Considering the fact that in both our cases, the atlantoaxial instability was manifest and the
… that the presence of retro-odontoid pseudotumor is an indicator of atlantoaxial instability and …

… the retro-odontoid pseudotumor, pannus, and/or cyst. In all patients, the maximum dimension
of the retro-odontoid pseudotumor, … because of potential or manifest atlantoaxial instability. …

… of retro-odontoid pseudotumor (ROP) without rheumatoid arthritis (RA) or atlantoaxial subluxation
… resonance imaging (MRI) showed a retro-odontoid mass compressing the spinal cord. …

… soft tissue mass secondary to a chronic atlantoaxial instability on os … -C2 instability responsible
for the formation of a compressive ROP. We will overview the retroodontoid pseudotumor …

… retro-odontoid lesions without atlantoaxial instability. We report here a case of a retro-odontoid
pseudotumor causing cervical myelopathy without atlantoaxial instability, and review the …