Cardiomegaly: Enlargement of the heart. Cardiomegaly is a descriptive term that is used to refer to the physical finding of an enlarged heart and is not a disease itself. Cardiomegaly can be caused by a number of different conditions including diseases of the heart muscle or heart valves, high blood pressure, arrhythmias, and pulmonary hypertension. Cardiomegaly can also sometimes accompany longstanding anemia and thyroid disease among other conditions. Treatment and prognosis are dependent upon the underlying cause. Also referred to as enlarged heart.
- Cardiomyopathy, hypertrophic
A heart defect characterized by increased thickness (hypertrophy) of the wall of the left ventricle, the largest of the four chambers of the heart.
Cardiopathy: Heart disease. A nonspecific term applicable to any and all diseases of the heart. From cardio- + the Greek pathos, disease.
Cardioplegia: Paralysis of the heart, as may be done electively in stopping the heart during cardiac surgery. Cardioplegia may be done using chemicals, cold (cryocardioplegia), or electrical stimulation.
- Cardiopulmonary bypass
Cardiopulmonary bypass: Bypass of the heart and lungs (for example, during open-heart surgery). Blood returning to the heart is diverted through a heart-lung machine (a pump-oxygenator) before it is returned to the arterial circulation. The machine does the work of both the heart and the lungs, by pumping blood as well as supplying oxygen to […]
- Cardiopulmonary resuscitation
Cardiopulmonary resuscitation: A life-saving emergency procedure that involves breathing for the victim and applying external chest compression to make the heart pump. Abbreviated CPR. In the early stages of a heart attack, death can often be avoided if a bystander starts CPR within 5 minutes of the onset of ventricular fibrillation. When paramedics arrive, medications […]