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. 2026 Feb 7;13(2):165. doi: 10.3390/vetsci13020165
AA Anal atresia
AAA Aplasia of the aortic arch
AADT Aortic arch dog type
AAH Anterior abdominal hernia
Ab Abdominoschisis
AbEC Abdominal ectopia cordis
ABS Amniotic band syndrome
ACP Abnormal coiling pattern
AE Adrenal ectopia
AH Alobar holoprosencephaly
AMV Atresia of the mitral valve
AN Anencephaly
ASD Atrial septal defect
AOP Anophthalmia
APVR Anomalous pulmonary venous return
AvC Atrioventricular canal
AVS Aortic valve stenosis
BAV Bicuspid aortic valve
BCh Bilateral cheiloschisis
BG Bilobed gallbladder
BvD Biventricular diverticulum
BvH Biventricular hypertrophy
BWD Body wall defect
CA Cerebellar aplasia
CAWD Cranioventral abdominal wall defect
Cch Cranioschisis
CD Cardiac defect
CDH Congenital diaphragmatic hernia
Cf Calf
CH Cerebellar hypoplasia
CHD Congenital heart disease
CHt Cardiac heterotaxia
CL Cleft lip
CM Cardiomegaly
CoA Coarctation of the aorta
CP Cleft palate
Crch Craniorachischisis
CrfD Craniofacial dysmorphism
CS Cantrell syndrome
CSq Cantrell sequence
CSt Colonic stenosis
Ct Cat
CtD Costal defect
CVCD Cranial vena cava duplicated
CyH Cystic hygroma
D Dog
DA Dextroposition of the aorta
DbA Double apex
Dc Dextrocardia
DD Diaphragmatic defect
Di Distorted at the umbilicus
DILV Double-inlet left ventricle
DORV Double-outlet right ventricle
DRM Diastasis of the abdominal recti muscles
DTV Dysplasia of the tricuspid valve
DUV Dispersed umbilical vessels
EC Ectopia cordis
Ecc Encephalocele
EcC Ectopic caecum
EcL Ectopic liver
Ect Ectrodactyly
Ee Exencephaly
EH Epigastric hernia
Ep Epignathus
ExEC External ectopia cordis
FK Fibrotic kidneys
G Gastrochisis
GA Gallbladder agenesis
GEH Grossly enlarged heart
GH Globular heart
H Hydrocephaly
HAs Hypoplastic auricles
HCy Hepatic cyst
HD Hepatic defect
HF Hepatic fibrosis
HHS Hyperplastic and hard spleen
HLHS Hypoplastic left heart syndrome
HLV Hypoplasia of the left ventricle
HRVS Hypoplastic right ventricle syndrome
HR Hypoplastic ribs
HT Hypertelorism
HUA Hypoplastic umbilical artery
Hy Hydramnios
ICD Intracardiac defect
IDBK Increased distance between the kidneys and the adrenal glands
IM Intestinal malrotation
Lm Lamb
L Left
LAb Lateral abdominoschisis
LAM Liver amorphous mass without lobulation
LSVC to CS Left superior vena cava draining to coronary sinus
L-SE Low-set ears
LThAb Lateral thoracoabdominoschisis
LVA Left ventricular aneurysm
LVD Left ventricular diverticulum
Mc Mesocardia
MD Musculoskeletal deformities
MOP Microphthalmia
MVA Mitral valve agenesis
MVS Mitral valve stenosis
Myc Myelomeningocele
NSt-GuD, Non-structural genitourinary defects
NSt-LD Non-structural limb defect
NSt-SpD Non-structural spinal defect
O Omphalocele
OD Other defects
OmT Oromandibular tumor
ONTD Open neural tube defect
P Pig
PAA Pulmonary artery atresia
PAH Pulmonary artery hypoplasia
PCD Pulmonary congenital defect
PD Pericardial defect
PDA Patent ductus arteriosus
PLSVC Persistent left superior vena cava
PLCVC Persistent left cranial vena cava
PP Primary palatoschisis
PPDH Peritoneo-pericardial diaphragmatic hernia
Ps Polisplenia
PS Pulmonary stenosis
PSDH Pars sternalis diaphragmatic hernia
PTA Persistent truncus arteriosus
R Right
RAV Right azygos vein
RD Rectal diastasis
RVD Right ventricular dilatation
RVH Right ventricular hipertrofy
SA Single atrium
Sc Supercoiled
SCA Single coronary artery
SIL Situs inversus of the liver
SL Split liver
SP Secondary palatoschisis
SPV Single pulmonary vein
SS Situs solitus
St-GuD Structural genitourinary defects
St-LD Structural limb defect
St-SpD Structural spinal defect
StD Sternal defect
SUA Single umbilical artery
SUAb Supra-umbilical-abdominoschisis
SUICD Supraumbilical incomplete central defect
SUThAb Supra-umbilical-thoraco-abdominoschisis
SV Single ventricle
TA Tricuspid atresia
TF Tetralogy of Fallot
TGA Transposition of the great arteries
Th Thoracoschisis
ThAb Thoracoabdominoschisis
ThAbEC Thoraco-abdominal ectopia cordis
ThG Thoracogastroschisis
TRAPS Twin reversed arterial perfusion sequence
TVD Tricuspid valve dysplasia
U Unilateral
Uc Uncoiled
UCD Umbilical cord defect
UH Umbilical hernia
URC Unroofed coronary sinus
VAD Vena azygos duplicated
VD Ventricular diverticulum
VEH Ventral epigastric hernia
VH Ventral hernia
VSD Ventricular septal defect