【用戶】Chris
【年級】高三下
【評論內容】Adenocarcinoma of the Colon and RectumSpecial types of carcinoma are covered separatelyAdenosquamous(Both glandular and squamous components are malignant)Medullary(Pushing border, many intraepithelial lymphocytes)Mucinous(50% composed of mucin)Poorly differentiated endocrine(Both small cell and large cell with endocrine differentiation)Signet ring(50% signet ring cells)SquamousUndifferentiated(0% gland formation)