| Abbreviations | Meaning |
 | CLD | Congenital Limb Deficiency |
 | CAH | Congenital Adrenal Hyperplasia |
 | CET | Capital Expenditure Threshold; Cholesterol-ester Transfer; Collaborative Eclampsia Trial; Congenital Eyelid Tetrad |
 | LCAH | Lipoid Congenital Adrenal Hyperplasia |
 | CHA | Congenital Hypoplastic Anemia |
 | CAR | Congenital Articular Rigidity |
 | CHHS | Congenital Hypothalamic Hamartoma Syndrome |
 | HYCX | Hydrocephalus Due To Congenital Stenosis Of Aqueduct Of Sylvius |
 | CNS | Congenital Nephrotic Syndrome |
 | CUD | Cause Undetermined; Congenital Urinary Deformity |
 | MACDP | Metropolitan Atlanta Congenital Defects Program |
 | CDD | Congenital Diaphragmatic Defect |
 | CNSHA | Congenital Nonspherocytic Hemolytic Anemia |
 | CC | Congenital Cardiopathy |
 | CCAM | Congenital Cystic Adenomatoid Malformation; General Classification Of Medical Procedures [Classification Commune Des Actes Medicaux] |