<prompt> Most common carcinoma of breast isDuctal carcinomaMucinous carcinomaLobular carcinomaNeuroendocrine carcinoma  <response>: Invasive Ductal Carcinoma IDC Invasive ductal carcinoma IDC, sometimes called infiltrating ductal carcinoma, is the most common type of breast cancer. About 80 of all breast cancers are invasive ductal carcinomas. Invasive means that the cancer has invaded or spread to the surrounding breast tissues. Refer robbins 9e 710,713 