| 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 |