title: Pseudo-retrograde ventriculoatrial conduction and mid-diastolic filling waves noted on echocardiogram.
mesh_terms: D000368:Aged; D002304:Cardiac Pacing, Artificial; D003971:Diastole; D004452:Echocardiography; D005260:Female; D006325:Heart Atria; D006329:Heart Conduction System / Q000502:physiology*; D006352:Heart Ventricles; D006801:Humans; D008297:Male; D008875:Middle Aged