中、大型室间隔缺损的特点是()
A.可并发肺动脉高压
B.可并发肺炎
C.可并发心力衰竭
D.杂音大多以舒张期为主
E.P2大多增强
参考答案:A, B, C, E
Which factor would NOT be considered when you choose better residence
A.On-staff nurses.
B.Visiting practitioners.
C.Medication reminders.
D.Supportive seniors.
慢性肺源性心脏病时,肺的病理变化可以有
A.无肌型细动脉肌化
B.肌型小动脉外膜增生、肥厚
C.内膜下出现纵行平滑肌束
D.肺小动脉弹力纤维及胶原纤维增生