[名词解释] Eaton试验

下列“结肠癌”的造影表现，哪项也可见于良性病变() ["A．环堤","B．半月征","C．结肠壁局限性僵硬","D．苹果核征","E．充盈缺损"] 等速运动 软组织 直腿抬高试验及加强试验 流行性腮腺炎病毒属于() ["A．黄病毒科","B．披盖病毒科","C．弹状病毒科","D．副黏病毒科","E．布尼亚病毒科"] Eaton试验