| Abbreviations | Meaning |
 | CHAOS | Cambridge Heart Antioxidant Study; Cardiovascular Disease, Hypertension And Hyperlipidemia, Adult-onset Diabetes, Obesity, And Stroke [study] |
 | IEGM | Intracardiac Electrogram |
 | PPCF | Peripartum Cardiac Failure; Plasma Prothrombin Conversion Factor |
 | Q | Cardiac Output |
 | ACTA | American Cardiology Technologists Association; Automatic Computerized Transverse Axial [scanning] |
 | OCRG | Oxycardiorespirography |
 | ICIN | Intracoronary Streptokinase Trial Of The Interuniversity Cardiology Institute Of The Netherlands |
 | GCP | Geriatric Cancer Population; German Cardiovascular Prevention [study]; Good Clinical Practices; Granulocyte Chemotactic Protein |
 | PCTI | Penetrating Cardiac Trauma Index |
 | CVI | Cardiovascular Incident |
 | ERNA | Equilibrium Radionuclide Angiocardiography |
 | CCRT | Cardiac Catheter Reuse Trial; Computer-controlled Conformal Radiotherapy; Computer-controlled Radiation Therapy |
 | BCG | Ballistocardiography, Ballistocardiogram |
 | ROCKET | Regionally Organized Cardiac Key European Trial |
 | ACC/AHA | American College Of Cardiology/American Hospital Association [Task Force] |