Atrial Septal DefectALRARALVLYEERYRYW11NormalAtrial Septal Defect1996UniversityofKansas
血液动力学HemodynamicsLeft-to-right shunts (little cyanosis生长发育慢左心血减少体循环血不足晚期紫绀右心血增多肺循环血多反复肺部感染
血液动力学Hemodynamics Left-to-right shunts (little cyanosis ) 左心血减少 体循环血不足 右心血增多 反复肺部感染 生长发育慢 肺循环血多 晚期 紫绀
Atrial Septal Defect --Ultrasound findingsTwo-dimensional displayDirectlyshow the discretediscontinuity （break) orechogenicity"dropout""of the atrialseptumRight atrium and right ventricle are enlarged,rightventricularvolumoverloadColorflowDoppleShow a left-to-right shunting through the site of thedefect in diastole,the blood flow of shunting is red
Atrial Septal Defect -Ultrasound findings Two-dimensional display Directly show the discrete discontinuity（break） or echogenicity “dropout” of the atrial septum Right atrium and right ventricle are enlarged,right ventricular volum overload Color flow Dopple Show a left-to-right shunting through the site of the defect in diastole,the blood flow of shunting is red