Fused hemivertebra

Case contributed by Frank Gaillard


Back pain

Patient Data

Age: 25 years
Gender: Female

On the right side of L4 and additional hemivertebra is present with the body and lateral mass fused to L4 with resultant dextroscoliosis. The right-sided facet joints demonstrate marked degenerative change. 


Fused L4 hemivertebra with short segment dextroscoliosis is noted, best seen on coronal images. A nerve root appears to exit via the foramen between L4 and the hemivertebra. No canal stenosis. 

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