General Consideration3.PostpartumCirculating blood volume ↑ (Placental circulationislost)Circulating blood volume further ↑ (mobilizationof extravascular fluid into the vascularsystem)
General Consideration 3. Postpartum Circulating blood volume↑(Placental circulation is lost) Circulating blood volume further↑(mobilization of extravascular fluid into the vascular system)
Types of Cardiovascular ComplicationCongenital heart disease先心：the most frequentLefttorightshunting左向右分流型Atrial septaldefect（ASD）房缺：most commonasymptomatic (most patients);pulmonarybloodflow↑(lesion≥2cm)→pulmonaryhypertension → Eisenmenger's syndrome2)Ventricular septaldefect（VSD）室缺tolerated (smalllesion);left ventricularhypertrophy→ pulmonary hypertension-biventricular hypertrophy
Types of Cardiovascular Complication • Congenital heart disease先心: the most frequent 1. Left to right shunting左向右分流型 1) Atrial septal defect (ASD)房缺: most common asymptomatic (most patients); pulmonary blood flow↑(lesion ≥2cm2 ) → pulmonary hypertension → Eisenmenger’s syndrome 2) Ventricular septal defect (VSD)室缺 tolerated (small lesion); left ventricular hypertrophy→ pulmonary hypertension→ biventricular hypertrophy
Types of Cardiovascular Complication3）Patentductusarteriosus（PDA）动脉导管未闭rare (early surgical repair);hemodynamicconsequence are similar to VSDRighttoleftshunting右向左分流型DTetralogyofFallot法洛氏四联征Pulmonary stenosis, right ventricularhypertrophy,largeventricular septal defectand overriding aortathe most common cyanotic lesion complicatingpregnancy
Types of Cardiovascular Complication 3) Patent ductus arteriosus (PDA)动脉导管未闭 rare (early surgical repair); hemodynamic consequence are similar to VSD 2. Right to left shunting右向左分流型 1) Tetralogy of Fallot法洛氏四联征 Pulmonary stenosis, right ventricular hypertrophy, large ventricular septal defect and overriding aorta the most common cyanotic lesion complicating pregnancy