Lumbosacral transitional vertebrae

Case contributed by Dr Shailaja Muniraj


Chronic low back ache.

Patient Data

Age: 15 years
Gender: Female

Bilateral transverse process of L5 appears to be dysplastic and shows pseudoarthrosis. Rudimentary L5-S1 disc space noted. Features suggestive of lumbo-sacral transitional vertebrae (type IIIb).

The coccyx shows mild anterior angulation, suggestive of type I.

The CT findings are well appreciated on MRI, particularly on coronal oblique T1 images.

Case Discussion

This is a classic case of lumbosacral transitional vertebrae type III b. For detailed clinical relevance, kindly refer to the article Bertolotti syndrome (lumbosacral transitional vertebrae). Also seen is a type I coccyx.

Special thanks: Dr HT Gururaj.

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Case information

rID: 60852
Published: 5th Jun 2018
Last edited: 6th Jun 2018
Inclusion in quiz mode: Included
Institution: Prima diagnostics india

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