| Abbreviations | Meaning |
 | CVR | Cardiovascular-renal; Cardiovascular-respiratory; Cephalic Vasomotor Response; Cerebrovascular Resistance |
 | CCSC | Canadian Cardiovascular Society Classification |
 | RCG | Radioelectrocardiography |
 | CVM | Cardiovascular Monitor |
 | HOMC | Hypertrophic Obstructive Cardiomyopathy |
 | PPCM | Postpartum Cardiomyopathy |
 | LEC | Leprosy Elimination Campaign; Leukoencephalitis; Long Evans Cinnamon [rat]; Low Energy Cardioversion; Lower Esophageal Contractility |
 | ICM | Isolated Cardiovascular Malformation |
 | ECM | External Cardiac Massage |
 | RACE | Ramipril Cardioprotective Evaluation [trial] |
 | IMPROVED | Influence Of Introduction Of Mycophenolate Mofetil And Reduction Of Cyclosporine On Renal Dysfunction After Cardiac Transplantation [study] |
 | CPA | Cardiopulmonary Arrest |
 | CATCH 22 | Cardiac Defects-abnormal Facies-thymic Hypoplasia-cleft Palate-hypocalcemia [syndrome] |
 | IEGM | Intracardiac Electrogram |
 | SCPR | Standard Cardiopulmonary Resuscitation |