Sternalis muscle
Diagnosis almost certain
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>