下列哪些属于乳腺放疗的晚期反应() ["皮肤毛细血管扩张、纤维化","肺纤维化","脑梗死","心血管并发症","下肢静脉栓塞"]
常见的动脉瘤有()。 ["颈动脉瘤","锁骨下动脉瘤","股动脉瘤","腘动脉瘤","足背动脉瘤"]
严重腹型紫癜患儿应当给予()。 ["禁食","流食","半流食","低盐饮食","少渣饮食"]
小细胞型未分化癌可呈() ["镶嵌状结构","桑葚状结构","蝌蚪状癌细胞","纤维状癌细胞","癌珠"]
女性,7岁。易疲劳、剧烈活动气促1年余来诊。查体:胸骨左缘2~3肋间可闻Ⅱ级SM。超声心动图检查示房间隔紧邻上腔静脉处回声脱失20mm。该病的X线胸片典型特征是() ["A.肺血增多,左心扩大","肺血增多,右心扩大","肺血减少,心脏不扩大","肺血减少,右心扩大","肺血减少,左心扩大"]
简述AIDS导致痴呆的可能发病机制。