Table 2 Percentage of direct and indirect ultrasound signs in confirmed and misdiagnosed cases
Confirmed 14 cases | Misdiagnosed 7 cases | |
|---|---|---|
Direct ultrasound signs | ||
Two commissures and a “fish-mouth” opening | 11 cases, 78.6% | 3 cases, 42.9% |
Thickening, hyperechogenicity, or the presence of a raphe | 8 cases, 57.1% | 2 cases, 28.6% |
Restricted motion or opening | 6 cases, 42.9% | 2 cases, 28.6% |
Eccentric or a-linear closure line | 2 cases, 14.3% | 0 cases, 0% |
Indirect ultrasound signs | ||
Increased supra-aortic valve velocity | 14 cases, 100% | 4 cases, 57.1% |
Post-stenotic widening of the ascending aorta | 10 cases, 71.4% | 3 cases, 42.9% |