| Abbreviations | Meaning |
 | CLE | Centrilobular Emphysema; Congenital Lobar Emphysema; Continuous Lumbar Epidural [anesthesia] |
 | CIF | Cartilage Induction Factor; Cloning Inhibitory Factor; Congenital Infantile Fibrosarcoma |
 | CCVM | Congenital Cardiovascular Malformation |
 | CDD | Congenital Diaphragmatic Defect |
 | CSNB | Congenital Stationary Night Blindness |
 | CSB | Congenital Short Bowel |
 | CHBA | Congenital Heinz Body Hemolytic Anemia |
 | CSNA | Congenital Sensory Neuropathy With Anhidrosis [syndrome] |
 | CCHD | Caephilly Collaborative Heart Disease [study]; Cyanotic Congenital Heart Disease |
 | MCA | Multiple Congenital Anomaly |
 | LCB | Laboratory Of Cancer Biology; Leber Congenital Blindness; Left Costal Border; Lymphomatosis Cutis Benigna |
 | CVT | Cardiovascular Technologist; Central Venous Temperature; Cerebral Venous Thrombosis; Congenital Vertical Talus |
 | CVM | Congenital Vascular Malformation |
 | CHA | Congenital Hypoplasia Of Adrenal Glands |
 | CEU | Congenital Ectropion Uveae; Continuing Education Unit |