Clinical electrocardiography . Fig. —Electrocardiogram of patient with mitral stenosis. Auricularfibrillation; notching of Q R S complex in Derivations II and III; right ventricularpreponderance. Aortic Regurgitation.—In all aortic lesions the load falls to theleft ventricle, which quite early undergoes hypertrophy. Theelectrocardiograms of aortic regurgitation quite constantly reveal ^. Fig. 129.—Electrocardiogram of patient with aortic regurgitation. Notched Pwave in Derivation II. Marked left ventricular preponderance. preponderance of the left ventricle. Angular definition of theindiv
Clinical electrocardiography . Fig. —Electrocardiogram of patient with mitral stenosis. Auricularfibrillation; notching of Q R S complex in Derivations II and III; right ventricularpreponderance. Aortic Regurgitation.—In all aortic lesions the load falls to theleft ventricle, which quite early undergoes hypertrophy. Theelectrocardiograms of aortic regurgitation quite constantly reveal ^. Fig. 129.—Electrocardiogram of patient with aortic regurgitation. Notched Pwave in Derivation II. Marked left ventricular preponderance. preponderance of the left ventricle. Angular definition of theindividual waves is noted, and at times exaggeration of the T waveamplitude (Fig. 129). Aortic Stenosis.—Preponderance of the left ventricle is the rule 152 CLINICAL ELECTROCARDIOGRAPHY with aortic stenosis, although at times the electrocardiogramsreveal no imbalance. No characteristic graphic abnormalitiesoccur (Fig. 130).
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