Sternalis muscle

Case contributed by Kostas Boutsiadis , 18 Mar 2014
Diagnosis almost certain
Changed by Dylan Kurda, 25 Aug 2018

Updates to Case Attributes

Body was changed:

The sternalis muscle is a normal normal anatomic variant of the chest wall. Mostly it appears on medial posterior edge of the breast on CC views, but may also be detected on MLO projections. Can be unilateral in It is mostly unilateral (in 70%.) Has varying shapes, contours and sizes and may mimic a mass lesion on mammogram. Knowledge of anatomy and mammographic and mammographic appearance is important for avoiding confusion with a malignant lesion.

  • -<p>The sternalis muscle is a normal anatomic variant of the chest wall. Mostly it appears on medial posterior edge of the breast on CC views, but may also be detected on MLO projections. Can be unilateral in 70%. Has varying shapes, contours and sizes and may mimic a mass lesion on mammogram. Knowledge of anatomy and mammographic appearance is important for avoiding confusion with a malignant lesion.</p>
  • +<p>The sternalis muscle is a normal anatomic variant of the chest wall. Mostly it appears on medial posterior edge of the breast on CC views, but may also be detected on MLO projections. It is mostly unilateral (in 70%.) Has varying shapes, contours and sizes and may mimic a mass lesion on mammogram. Knowledge of anatomy and mammographic appearance is important for avoiding confusion with a malignant lesion.</p>

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.