Fused hemivertebra

Case contributed by Frank Gaillard
Diagnosis certain

Presentation

Back pain

Patient Data

Age: 25 years
Gender: Female
ct
This study is a stack
Sagittal
bone window
This study is a stack
Sagittal
non-contrast
This study is a stack
Axial bone
window
This study is a stack
Axial
non-contrast
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Info

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. 

mri
This study is a stack
Axial
T2
This study is a stack
Sagittal
T1
This study is a stack
Axial
T1
This study is a stack
Sagittal
T2
This study is a stack
Coronal
T2
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Info

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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