Heart Conditions

Fetal Heart Conditions
(and common variants)

Possible Abbreviations
(& Alternatives)

Aortic (valve) atresia

AoAtr

Aortic (valve) stenosis

AS (AoS)

Atrial septal defect (secundum) [postnatal]

ASD

Atrioventricular septal defect
(complete or partial with large or small VSD)

AVSD

Bicuspid aortic valve

Bicuspid AoV

Coarctation of the aorta

CoA ("Coarct")

Common arterial trunk ("Truncus arteriosis")

CAT ("Truncus")

Double aortic arch

Double AoA

Double discordancy (Congenitally corrected TGA)

DD (cTGA)

Double inlet left / right ventricle

DILV / DIRV

Double outlet right ventricle / (rare: Double outlet left ventricle)
Variant: DORV with transposed Great Arteries

DORV / DOLV

Ebstein anomaly (malformation of the Tricuspid Valve)

Ebstein

Hypoplastic left heart syndrome
(wide spectrum, including 3 types of LV: slit, walnut, dilated)

HLHS

Interrupted aortic arch

IAA

Left atrial isomerism

LAI

Mirror image atrial arrangement (formerly Situs Inversus)

MIAA (SI)

Mitral (valve) atresia

MA

Patent oval foramen (“foramen ovale”) [postnatal]

PFO

Persistent arterial duct (“ductus arteriosis”) [postnatal]

PDA

Pulmonary (valve) atresia with intact ventricular septum
(2 types: membranous, muscular) and variable sized RV

PAIVS

Pulmonary (valve) atresia with ventricular septal defect

PAVSD

Pulmonary (valve) stenosis
(2 types: moderate, severe)

PVS

Right atrial isomerism

RAI

Subaortic stenosis

SubAS (subAoS)

Tetralogy of Fallot
(2 types: small or large PA)

ToF

Total anomalous pulmonary venous connection

TAPVC

Transposition of the great arteries (vessels)
(2 types: simple, complex)

TGA (TGV)

Tricuspid atresia

TA

Ventricular septal defect
(3 types: perimembraneous, muscular, outlet)

VSD