6/30/23, 11:03 PM Dominant R wave in V1 Pathway Feedback Search Clinical Topics Home Findings Dominant R wave in V1 Dominant R wave in V1 More common causes Myocardial infarction Hypertrophic cardiomyopathy Wolff-Parkinson-White syndrome Pulmonary embolism Less common causes Right bundle branch block Dextrocardia Right ventricular hypertrophy Myotonic dystrophy Duchenne muscular dystrophy https://web.pathway.md/findings/recLADca2AcfmnS2X 1/1