| Abbreviations | Meaning |
 | ICECA | International Committee For Electronic Communication On Acquired Immunodeficiency Syndrome |
 | KHS | King's Honorary Surgeon; Kinky Hair Syndrome; Krebs-Henseleit Solution |
 | PCS | Pharmacogenic Confusional Syndrome |
 | CLS | Cafe-au-lait Spot; Classical Least Square; Clinical Laboratory Scientist; Coffin-Lowry Syndrome; Cornelia De Lange Syndrome |
 | AGR | Aniridia-ambiguous Genitalia-mental Retardation [syndrome]; Anticipatory Goal Response |
 | AHU | Acute Hemolytic Uremic [syndrome]; Air Handling Unit; Arginine, Hypoxanthine, And Uracil |
 | USH1C | Usher Syndrome Type IC |
 | TTS | Tarsal Tunnel Syndrome |
 | LG | Lennox-Gastaut [syndrome] |
 | PLWS | Prader-Labhart-Willi Syndrome |
 | SIRS | Systemic Inflammatory Response Syndrome |
 | PWS | Prader-Willi Syndrome |
 | MRS | Magnetic Resonance Spectroscopy; Mania Rating Scale; Medical Receiving Station; Medical Record Summary; Melkersson-Rosenthal Syndrome |
 | ZWCHRS | Zellweger Cerebrohepatorenal Syndrome |
 | ERS | Enamel-renal Syndrome; Endoscopic Retrograde Sphincterectomy |