Breast cancer and multiple circumscribed masses


Note that the "rule of 3" for benignity of multiple bilateral breast masses only applies to lesions that have similar appearances with likely benign characteristics.  That is, it applies to the several probable small fibroadenomas in this case, but not to the markedly different appearing spiculated right breast mass.

"Satisfaction of search" case with multiple benign distractors as well as bilateral malignant lesions.