Mucinous carcinoma of the breast: Breast cancer which shows high signal intensity on T2WI

Common in older age than IDC NOS

Slow growing, more favorable prognosis

DCIS are found in 75% of the patients

Imaging finding

• US : Circumscribed, isoechoic or slightly hypoechoic mass, posterior enhancement > 50%
• MR : High signal intensity in T2WI due to mucinous component

Let’s see a case (83 year-old female) from my hospital which diagnosed as mucinous carcinoma after CNB

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