Presentation
Lower back pain.
Patient Data
Age: 30
Gender: Female
From the case:
Lumbosacral transitional vertebra: sacralization of L5
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There are four lumbar-type vertebral bodies and one transitional vertebra characterized as an assimilation of L5 to the sacrum.
Case Discussion
Assimilation of L5 to the sacrum is more common than lumbarization of S1, occurring in ~17% of the population.