男性,于晨前起床时阴囊急剧疼痛,超声见睾丸肿大,CDFI:血流信号消失。如图所示,考虑为()
A.附睾炎
B.睾丸炎
C.睾丸扭转
D.睾丸肿瘤
E.睾丸结核
参考答案:C
_______,his idea was accepted by all the people at the meeting.
A.Strange as might it sound
B.As it might sound strange
C.As strange it might sound
D.Strange as it might sound
肺动脉瓣血流的多普勒频谱有什么特点
A.舒张期出现,双峰形状,正向B.收缩中期出现,负向,尖峰形状C.收缩期为正向,舒张期为负向,尖峰形状D.收缩期正向,双峰,舒张期负向,波峰同钝E.持续全收缩期,负向,正弦波形状