Conduction disturbance may be presented in anterior myocardial infarction due to defected blood supply from septal branch. RBBB (usually with LAFB) is one of the frequent presentations of LMCA ...
Fluid challenge and balloon occlusion may unmask LV disease and post-capillary pulmonary hypertension, but their role in the evaluation of patients with ‘operable’ ASDs is not well established.