关于斜疝,哪项是错误的()。 ["多见于儿童和青少年","后天性较先天性多","左侧较右侧多","能否进入阴囊不是与直疝区别的要点","婴幼儿斜疝手术治疗时,一般不需行修补术"]
不属于风湿热的主要表现的是(). ["发热","关节炎","心肌炎","舞蹈症","环形红斑"]
除哪一味药外,均可治肝阳上亢之头晕目眩() ["羚羊角","钩藤","天麻","牛黄","龙骨"]
属于肺泡疾病的是() ["肺血栓栓塞症","左心衰竭","急性呼吸窘迫综合征","多因性肺动脉高压","肺间质疾病"]
放射性皮炎患者照射部位出现境界清楚的红斑水肿,可有暂时性脱毛,常于暴露后6天出现,3~4周后消退,为() ["Ⅰ度","Ⅱ度","Ⅲ度","Ⅳ度","Ⅴ度"]
什么叫弥散加权成像?什么叫灌注成像?