Clinical Doppler

Question 1

What is the E:A ratio in PW Doppler of the mitral valve?

Answer 1

E/A = Vmax early diastole / Vmax late diastole

Normal value 1-2

Question 2

What does double normal peak velocity in vascular imaging indicate?

Answer 2

50% stenosis

Question 3

What are the four echocardiography windows?

Answer 3

1) suprasternal
2) parasternal
3) subcostal
4) apical