 The peak velocity across the aortic valve was 4.6 m/sec and mean gradient was 53 mmHg and peak gradient 84 mmHg with calculated aortic valve area of 0.6 sq cm by planimetry.
The peak velocity across the aortic valve was 4.6 m / sec and mean gradient was 53 mmHg and peak gradient 84 mmHg with calculated aortic valve area of 0.6 sq cm by planimetry .