| Abbreviations | Meaning |
 | CS | Carcinoid Syndrome |
 | RALPH | Renal-anal-lung-polydactylyhamartoblastoma [syndrome] |
 | FRAXIS | Fraxiparine In Ischemic Syndromes [study] |
 | LN | Lesch-Nyhan [syndrome] |
 | BDLS | Brachmann-de Lange Syndrome |
 | CSS | Churg-Strauss Syndrome |
 | BGS | Balance, Gait, And Station; Baller-Gerold Syndrome; Blood Group Substance; British Geriatrics Society |
 | CLAS | Circulating Lupus Anticoagulant Syndrome |
 | PHAVER | Pterygia-heart Defects-autosomal Recessive Inheritance-vertebral Defects-ear Anomalies-radial Defects [syndrome] |
 | COA | Canadian Ophthalmological Association; Canadian Orthopaedic Association; Certificate Of Authority; Cervico-oculo-acusticus [syndrome]; Condition On Admission |
 | XSCID | X-linked Severe Combined Immunodeficiency [syndrome] |
 | MACS | Multicenter Acquired Immunodeficiency Syndrome (AIDS) Cohort Study |
 | MEMR | Multiple Exostoses-mental Retardation [syndrome] |
 | CATCH 22 | Cardiac Defects-abnormal Facies-thymic Hypoplasia-cleft Palate-hypocalcemia [syndrome] |
 | TS | Tourette Syndrome |