A palpable left parasternal impulse suggests which abnormality?
a) Right ventricular hypertrophy
b) Aortic stenosis
c) Aortic regurgitation
d) Left ventricular hypertrophy
Correct answer:
a) Right ventricular hypertrophy
Feedback:
A left parasternal impulse is due to right ventricular or left atrial hypertrophy. Left ventricular hypertrophy causes a sustained, heaving, minimally displaced apex beat.