Teaching Case 1

56 y/o F with history of right breast cancer post lumpectomy presents for screening mammogram. What is the calcification descriptor?

unk suture 2
unk suture 1


  • Can be seen after surgery with/or without radiation
  • Tissue damage delays the resorption of the suture(s)
  • Smooth, linear or curvilinear calcification forming loops on mammo
  • Can see calcified knots
  • Benign (BI-RADS 2)

Related Radiology Article: ACR BI-RADS Manual 5th Edition