宫颈癌中哪种癌所占比例最多() ["A．粘液腺癌","B．腺癌","C．鳞状细胞癌","D．宫颈恶性腺瘤","E．鳞腺癌"]
关于宫颈原位癌的描述哪项是对的() ["A．CINⅢ(HSIL)级即为原位癌","B．异型细胞侵犯宫颈腺体，穿透基底膜","C．宫颈异型细胞侵犯上皮的1/3～2/3","D．病变局限于上皮内，基底膜未穿透，间质无浸润","E．病变侵犯达血管和淋巴"]
分子生物学研究显示有多少以上宫颈癌伴有HPV感染() ["A．75%","B．90%","C．83%","D．85%","E．99%"]
认为Crohn病与免疫反应异常有关的理由有哪些?
溃疡性结肠炎的紧急和择期手术的指征分别有哪些?
何谓stier1in sign?
