下列哪些肿瘤不具有潜在恶性或恶变倾向() ["A．外耳道外生骨疣","B．外耳道骨瘤","C．外耳道乳头状瘤","D．多形性腺瘤","E．耵聍腺瘤"]
幼年型类风湿性关节炎
下列哪几项是听神经瘤的早期症状() ["A．恶心，呕吐","B．感音神经性聋","C．眩晕","D．步态不稳","E．面部感觉麻木"]
关于听神经瘤，下列叙述哪几项是正确的() ["A．居桥小脑角肿瘤的首位","B．是耳神经外科最常见的良性肿瘤","C．病理类型为神经纤维瘤","D．早期病人多就诊于耳鼻咽喉科","E．女性较男性多见"]
不会引起肺内弥漫性钙化的疾病为() ["A．肺泡微石症","B．维生素D中毒","C．含铁血黄素沉着病","D．甲状旁腺功能亢进","E．甲状旁腺功能减退"]
风湿热的继发性预防
