| Abbreviations | Meaning |
 | PIS | Pharmacy Information System; Preinfarction Syndrome; Primary Immunodeficiency Syndrome; Primary Index Score; Provisional International Standard |
 | OPUS | Orbofiban In Patients With Unstable Coronary Syndromes [study] |
 | EADS | Early Amnion Deficit Spectrum Or Syndrome |
 | DDS | Dystrophy-dystocia Syndrome |
 | CDLS | Cornelia De Lange Syndrome |
 | NPA | Nail-patella [syndrome] |
 | SMS | Smith-Magenis Syndrome |
 | NPDC | Neurofibromatosis-pheochromocytoma-duodenal Carcinoid [syndrome] |
 | SIRS | Soluble Immune Response Suppressor; Structured Interview Of Reported Symptoms; Systemic Inflammatory Response Syndrome |
 | PWS | Port Wine Stain; Physician's Workstation; Prader-Willi Syndrome |
 | CAIS | Complete Androgen Insensitivity Syndrome |
 | US1 | Usher Syndrome Type I |
 | LIS | Locked-in Syndrome |
 | SCS | Saethre-Chotzen Syndrome |
 | BIS | Bone Cement Implantation Syndrome |