| A | B |
| Gallop Rhythm | Heart rate increases - three sounds heard. |
| Heart murmur | An abnormal heart sound caused by improper closure of a heart valve. |
| Heart Transplant | Donor heart is transferred to a recipient. |
| Hemorrhage | Loss of blood over a short time. |
| Hemorrhoids | Varicose veins near the anus. |
| Holter Monitoring | Device to monitor the heart for 24 hours with a portable electrocardiograph. |
| Hypertension | Elevated blood pressure. |
| Idiopathic | Of, relating to, or designating a disease having no known cause |
| Infarct | Localized area of necrosis (death of tissue) caused by interruption of blood supply. |
| Ischemia | Deficiency of blood supply due to constriction or obstruction of a blood vessel. |
| Lipid Test | Measurement of fatty substances found in foods and in the body. |
| MI | Heart Attack |
| Mitral stenosis | Abnormal narrowing of the opening of the mitral valve. |
| Mitral Valve Prolapse | Abnormal protrusion of the mitral valve that results in incomplete closure of the valve. |
| Mitral Valve Prolapse | MVP |
| Myocardial infarction | Occlusion of a coronary artery resulting in the death of tissue in the affected myocardium. |
| Myocardial infarction | MI |
| Occlusion | Closure or blockage of a blood vessel. |
| Pacemaker | Electronic device implanted under the skin to regulate heartbeat. |
| Palpitation | Pounding or racing heart with or without irregularity in rhythm. |
| Patent ductus arteriosus | CHD; Duct between aorta and pulmonary artery (which normally closes soon after birth) remains open |
| Percussion | Tapping the body surface with fingers. |
| Pericarditis | Inflammation of the membrane (pericardium) surrounding the heart. |
| Petechiae | Small pinpoint hemorrhages found under the surface of the skin. |
| Phlebitis | Inflammation of a vein. |
| Secondary Hypertension | Abnormally high systolic and diastolic blood pressure occurring with the cause known |
| Septal defects | CHD; Small holes in the septa between the atria and ventricles |
| Serum Enzyme Tests | Enzymes are measured for patients who have had a MI |
| Stress Test | Exercise tolerance test to determine the heart's response to physical exertion. |
| Tachycardia | Fast heartbeat. |
| Tetralogy of Fallot | CHD; Causing cyanosis (blue baby) at birth |
| Thrombus | Blood clot. |
| Valvulitis | Inflammation of a heart valve. |
| Valvuloplasty | Surgical repair of a heart valve. |
| Varicose veins | Abnormally swollen veins usually occurring in the leg. |