Objective: To observe spontaneous closure of atrialseptaldefects (ASD) in children by echocardiography.
目的:超声随访研究小儿房间隔缺损(asd)的自然愈合。
2
Objective to investigate anatomic characteristics of diameter of atrial septum of in normal children and children with secundum atrialseptaldefects.
目的观察儿童时期房间隔直径及其继发孔房间隔缺损患儿的房间隔直径的解剖特点。
3
Objective To explore the diagnosis value of contrast echocardiography of right heart in the atrialseptaldefects (ASD) complicated with pulmonic stenosis (PS).