<prompt> The type of mammary ductal carcinoma in situ DCISmost likely to result in a palpable abnormality in the breast is:Neuroendocrine DCISWell differentiated DCISComedo DCISApocrine DCIS  <response>: Ductal carcinoma in situ DCIS can be divided into two types: Comedo carcinomas and Non-comedocarcinomas DCIS are usually detected as calcifications on mammography but comedo carcinomas can present as palpable nodules. Ref : Robbins big8e p1080 