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What is The risk of developing infective endocarditis is the least in a patient with: and explain in detail?
Ans. is 'd' i.e. Large atrial septal defect Infective endocarditis usually occurs in C. H. D.'s where Blood flow occurs d/t high pressure gradient e.g. Aortic Stenosis or V.S.D. The high pressure jet of blood hits the endocardium and endothelium damaging them. The infection generally starts at this lesion.In Atrial septal defect the blood flow occurs at very low pressure gradient. Therefore there is less chance of damaging the walls of the heart.* Risk of infective endocarditis in various lesions:High RiskModerate RiskLow RiskProsthetic heart value Tetralogy of fallot PDA AR ASCoarctation of Aorta VSDMVP + M.R. T.S.T.R.P.S.M.S.Mitral value prolapse without mitral Regurgitation. ASD