MRI Case 7

50 y/o F presents for diagnostic MRI to determine extent of disease. What is the internal enhancement pattern of the non-mass enhancement?


  • Cobblestone enhancement of varying shapes and sizes with occasional confluent areas
  • May look like grapes if in a focal area or beaded like a sting of pearls if in a line
  • Suspicious and warrants biopsy
  • Pathology often DCIS

Related Radiology Article: Chadashvili T, Ghosh E, Fein-Zachary V, Mehta TS, Venkataraman S, Dialani V, Slanetz PJ. Nonmass enhancement on breast MRI: review of patterns with radiologic-pathologic correlation and discussion of management. American Journal of Roentgenology. 2015 Jan;204(1):219-27.