text: Among patients with<unk><unk><unk><unk><unk> ,<unk><unk>  hypertrophy (RVH) is present with an R wave in lead V1 of >10 mm and an inverted T wave.
option_0: Right ventricular outflow tract obstruction electrocardiogram
option_1: Pulmonic regurgitation electrocardiogram
option_2: Tricuspid regurgitation electrocardiogram
option_3: Pulmonary hypertension electrocardiogram
option_4: Tricuspid stenosis electrocardiogram
option_5: Mitral stenosis electrocardiogram
option_6: Second degree AV block echocardiography
option_7: Third degree AV block echocardiography