Least common cause of endocarditis is:: (A) A.S.D, (B) P.D.A, (C) T.O.F., (D) V.S.D.
Answer is A. Answer is A (ASD) Endocarditis is unusual in sites with a small pressure gradient as in ASD ASD is low risk lesion for the development of infective endocarditis and the single best answer amongst the options provided