The following points highlight the defects caused due to acyanotic congenital heart disease that is found in humans. The defects are: 1. Ventricular Septal Defect 2. Atrial Septal Defect 3. Patent Ductus Arteriosus 4. Aortico-Pulmonary Septal Defect 5. Ruptured Sinus of Valsalva 6. Fistula of a Coronary Artery. 1. Ventricular Septal Defect: Defect in the ventricular septa may present as [...]
In myocardial infarction (MI) there is necrosis of cardiac muscle due to inadequate coronary circulation. Sudden death may occur when obstruction to coronary flow is precarious. Most deaths occurring within 24 hours of the onset of attack are due to ventricular fibrillation. Anatomy of Coronary Arteries: There are three main sources of coronary arterial blood supply: (1) The anterior descending [...]
The term Cor Pulmonale was introduced by Stuart Harris (1952), Chronic Pulmonary Heart Disease (CPHD) or chronic cor pulmonale; is characterised by hypertrophy of the right ventricle, due to hypertension in the pulmonary circuit caused by chronic lung disease or pulmonary vascular pathology. But CPHD does not include cardiac damage due to pulmonary hypertension of mitral stenosis or congenital heart [...]