| Term | Definition |
| ARRHYTHMIAS | abnormality in the heart's rhythm, aka dysrhythmias, palpations, dizziness, fainting or collapse, breathlessness or chest pain, sudden death |
| CONGENITAL HEART DISEASE | abnormal condition of the heart at birth |
| CONGESTIVE HEART FAILURE | unable to pump its required amount of blood, blood accumulates that may cause pulmonary edema |
| CORONARY ARTERY DISEASE | caused by atherosclerosis, deposition of fatty compounds in the inner lining, makes it rough. MI aka heart attack depends the size of the artery that blocks an extend the damage, small portion of the heart that is immediately fed by the artery may result sudden death |
| ENDOCARDITIS | inflammation of the lining of the heart usually caused by bacterial infection, damage of the heart valves produces lesions called vegetations break off bloodstream as an emboli |
| HYPERTENSIVE HEART DISEASE | contraction of the arterioles leading to an increase arteries' pressure |
| MITRAL VALVE PROLAPSE (MVP) | mitral valve enlarges and prolapses into the left atrium during systole, common in healthy young women, in auscultation midsystolic click is heard |
| MURMUR | extra heart heard in between normal heart beats, usually called valvular defect that disrupts smooth flow of the blood in the heart |
| PERICARDITIS | bacteria or virus in pulmonary infection, compression of the due collection of fluid is cardiac tamponade, causing pressure in pulmonary veins slow the return of blood from the lungs |
| RHEUMATIC HEART DISEASE | cardiac condition caused by rheumatic fever, most frequently in childhood, few weeks after streptococcal infection. Heart valves damaged particularly mitral valve, becomes inflamed and scarred |