大咯血患者突然出现面色青紫、烦躁、出冷汗,其原因可能是() ["精神紧张","窒息","合并脑血管意外","低血糖","误吸"]
简述尿路感染的辅助检查。
《社会救助暂行办法》规定对未满()周岁的未成年人,给予特困人员供养 ["14","16","10","18"]
咯血患者ANCA阻性常见于() ["支气管扩张","肺出血-肾炎(GoodpasturE.综合征","原发性小血管炎","白塞综合征","特发性肺含铁血黄素沉着症"]
咯血患者抗GBM抗体阳性见于() ["系统性红斑狼疮","肺出血-肾炎(GoodpasturE.综合征","原发性小血管炎","白塞综合征","特发性肺含铁血黄素沉着症"]
简述尿路感染的临床表现。