<prompt> Himalayan P waves in ECG is characteristic of:Atrial septal defectEisenmenger syndromeTetralogy of FallotEbsteins anomaly  <response>: 12 lead ECGRarely normalAbnormal P waves consistent with right atrial enlargement Himalaya P waves.RBBB in 75-92PR prolongation is common due to RA enlargmentVentricular pre-excitation 10-30 