Systolic murmur in TOF is due to?: (A) VSD, (B) Pulmonary stenosis, (C) ASD, (D) None
Answer is B. b. Pulmonary stenosis(Ref: Nelson's 20/e p 2223-2225, Ghai 8/e p 424-426)Ejection systolic murmur in TOF is due to pulmonary stenosis.The intensity and duration of this systolic murmur is inversely proportional to the severity of TOF.