男,19岁。1小时前被他人刺伤左腹股沟中部,来院时,伤口有大量鲜血涌出,此时最先应该检查的是() ["立即做X线检查","触诊足背和胫后动脉","左下肢彩超检查血管损伤情况","检查肢体感觉有无缺失","左下肢血管造影"]
下列哪项不是成釉细胞瘤的组织学类型() ["滤泡型","丛状型","棘皮瘤型","颗粒细胞型","嗜酸细胞型"]
下列哪些检查结果属于原发性高血压Ⅱ期() ["眼底动脉有中度硬化","舒张期奔马律","眼底出血","肾功能不全","左心室肥厚扩大"]
下列致病菌中与化脓性脑膜炎发病无关的是()。 ["A.脑膜炎双球菌","B.肺炎双球菌","C.结核杆菌","D.大肠杆菌","E.流感杆菌"]
有关直肠癌的扩散与转移,下列不正确的是() ["直肠癌很少直接种植在腹膜上","血行转移的概率与癌肿的恶性程度有关","直肠癌主要的扩散途径是淋巴转移","癌肿绕肠管1周约需6个月","直肠癌向上可沿腹主动脉周围淋巴结转移"]
脑脓肿病人腰穿放脑脊液后可引起颅内压骤降而导致(),故应慎重对待。