| Abbreviations | Meaning |
 | CCCR | Closed Chest Cardiac Resuscitation |
 | CTM | Cardiotachometer |
 | HHCS | High-altitude Hypertrophic Cardiomyopathy Syndrome |
 | HOCAP | Hypertrophic Obstructive Cardiomyopathy Ablation Pacing [study] |
 | MCRD | Monolithic Controlled Release Device [cardiac Pacing] |
 | SOCIAIDS | Study Of Cardiac Involvement In Acquired Immunodeficiency Syndrome [AIDS] |
 | ECHO | Echocardiography; Enteric Cytopathic Human Orphan [virus]; Etoposide, Cyclophosphamide, Adriamycin, And Vincristine |
 | JRC-CVT | Joint Review Committee On Education In Cardiovascular Technology |
 | ACG | Angiocardiography, Angiocardiogram |
 | IECG | Intracardiac Electrocardiography |
 | CA | Cardiac Angiography |
 | DCCV | Direct Current Cardioversion |
 | C-M | Cardiomyopathy |
 | CRF | Cardiorespiratory Function |
 | SECG | Stress Electrocardiography |