尖锐湿疣与扁平湿疣的主要鉴别要点在于() ["A．皮损形态","B．累及部位","C．病原微生物检查","D．自觉症状"]
弱视的临床表现包括() ["A．视力不良","B．双眼单视障碍","C．拥挤现象","D．异常固视","E．ERG改变"]
哪项不是阿米巴痢疾的传播途径() ["A．食物","B．水","C．苍蝇","D．接触","E．蚊咬"]
非淋菌性尿道炎(nongonococcalurethritis，NGU)
为检查肝细胞癌的病灶内血流，用哪一种多普勒技术最简便有效() ["A．M型彩色多普勒","B．彩色多普勒血流显像","C．多普勒能量图","D．彩色多普勒能量图与超声造影并用","E．以上都不是"]
简述非淋菌性尿道炎的概念
