Basilar invagination

Case contributed by Dr Mersad Mehrnahad


Out patient with chief compliant of posterior cervical pain.

Patient Data

Age: 80 years
Gender: Male

Basilar invagination, the tip of odontoid is higher than McRae's line and the distance between the tip of odontoid and the other two lines (Chamberlain's line and McGregor's line) is higher than normal. All findings are suggestive of basilar invagination.

Case Discussion

Basilar invagination in outpatient because of osteoporosis.

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Case information

rID: 52548
Published: 18th Apr 2017
Last edited: 14th Aug 2019
System: Spine
Inclusion in quiz mode: Excluded

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