Anterior vertebral scalloping (abdominal aortic aneurysm)

Case contributed by Dr Abdulmajid Bawazeer

Presentation

Known case of an abdominal aortic aneurysm for follow up.

Patient Data

Age: 60 years
Gender: Male

There is change in vertebral body shape/configuration being more concave anteriorly in the L2 and L3.
Abdominal aortic aneurysm indenting the ventral aspect of the previously mentioned vertebral bodies. 

Case Discussion

Vertebral scalloping is uncommon especially if anteriorly. Some entities that are associated with anterior scalloping include abdominal aortic aneurysm (as in this case), retroperitoneal lymphadenopathy and Down syndrome. CT scan with bone window is best to appreciate the findings. 

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