Vertebral scalloping

Last revised by Yuranga Weerakkody on 8 Sep 2021

Vertebral scalloping is a concavity to the posterior (or less commonly anterior) aspect of the vertebral body when viewed in a lateral projection. A small amount of concavity is normal, as is concavity of the anterior vertebral body (see vertebral body squaring).

Posterior scalloping

Causes of posterior scalloping include the following, organized by mechanism 5:

A useful mnemonic can be found here.

Anterior scalloping

Causes of increased anterior scalloping include:

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