MRI Case 12

49 y/o F presents for diagnostic MRI. What is notable about the mass extent?

PECTORAL INVASION

  • Note the abnormal enhancement and edema of the pectoralis muscle
    • Should be differentiated from CHEST WALL invasion

Related Radiology Article: Lee SC, Jain PA, Jethwa SC, Tripathy D, Yamashita MW. Radiologist’s role in breast cancer staging: providing key information for clinicians. Radiographics. 2014 Mar;34(2):330-42.