| DCV | distribution of conduction velocities |
|---|---|
| DSACT, D-SACT | direct sinoatrial conduction time |
| EAVC | enhanced atrioventricular conduction |
| EAVN | enhanced atrioventricular nodal [conduction] |
| IACD | implantable automatic cardioverter-defibrillator; intra-arterial conduction defect |