Lumbosacral transitional vertebra

Case contributed by Lilit Ganjalyan

Presentation

Incidental finding.

Patient Data

Age: 40 years
Gender: Male

There is lumbarization (6 lumbar vertebrae). Right transverse process of L6 is hypertrophic. Pseudo articulation between the transeverse process and the sacrum.
Lumbosacral transitional vertebra – Castellvi classification – IIa type.

Case Discussion

Lumbosacral transitional vertebra is a type of congenital anomaly. When low back pain is present, it is known as Bertolotti syndrome.

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