6 下列何種先天性心臟病在合併嚴重肺動脈高壓時會造成下肢發紺,而上肢不發紺,即差異性發紺
(differential cyanosis)?
(A)開放性動脈導管(patent ductus arteriosus)
(B)心房中隔缺損(atrial septal defect)
(C)心室中隔缺損(ventricular septal defect)
(D)肺動脈瓣狹窄(pulmonary stenosis)
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統計: A(32), B(3), C(5), D(2), E(0) #1065404
統計: A(32), B(3), C(5), D(2), E(0) #1065404