Ao	aorta
AI	aortic insufficiency
ASD	atrial septal defect
AV	atrioventricular
AVSD	atrioventricular septal defect
ECG	electrocardiography
CHD	congenital heart defect
DCRV	double-chambered right ventricle
ISNPCHD	International Society for Nomenclature of Paediatric and Congenital Heart Disease
LV	left ventricle
LVOT	left ventricular outflow tract
PDA	patent ductus arteriosus
PS	pulmonic stenosis
Qp:Qs	pulmonary (Qp) to systemic flow (Qs) ratio
RBBB	right bundle branch block
RV	right ventricle
RVOT	right ventricular outflow tract
SAS	subaortic stenosis
VSD	ventricular septal defect
VSD:Ao	ventricular septal defect diameter to Aortic diameter ratio
Δp	pressure gradient