MRI Case 26

65 y/o F presents for diagnostic MRI. What is the most likely diagnosis?

INVASIVE DUCTAL CARCINOMA

  • MRI important for staging and determining extent
  • T1 isointense to parenchyma
  • T2 isointense to hypointense to parenchyma
  • Post-contrast imaging may show an irregular or spiculated lesion
  • Washout or plateau kinetics 
  • May see dilated veins draining the tumor

Related Radiology Article: Mann RM, Cho N, Moy L. Breast MRI: state of the art. Radiology. 2019 Sep;292(3):520-36