颗粒细胞瘤
内胚窦瘤
女，51岁，腹胀、腹痛、进行性消瘦，影像检查如下图，最佳诊断是() ["A．乙状结肠Crohn病","B．乙状结肠结核","C．乙状结肠癌","D．乙状结肠淋巴瘤","E．乙状结肠息肉"]
男，70岁，下腹部腹胀、腹痛、排便困难，逐渐加重，MRI示直肠内不规则充盈缺损，请选择最佳诊断结果() ["A．直肠息肉","B．直肠癌","C．直肠间质瘤","D．直肠转移瘤","E．直肠淋巴瘤"]
宫颈原位癌
外阴上皮内瘤变(Vulvar Intraepithelial Neoplasia，VIN)
