ABSITE Review Series: Cystosarcoma Phyllodes Phyllodes and y ...

www.downstatesurgery.orgDuctal Carcinoma inSitu (DCIS)• Incidence DCIS increasing since introductionscreening mammogram c.f. older series when DCISremained undetected until it became palpable• DCIS now accounts for approximately 20% of allnewly diagnosed breast cancers• Median age reported for patients with DCIS 47-63 yrs• Relative rates invasive ductal carcinoma remainrelatively constant