Table 1.
Change in thickness of leaflets and individual layers with increase in transvalvular pressure [78].
| Transvalvular pressure | Total thickness (μm) | Fibrosa thickness (μm) | Spongiosa thickness (μm) | Ventricularis thickness (μm) | Fibrosa thickness/total thickness (%) | Spongiosa thickness/total thickness (%) | Ventricularis thickness/total thickness (%) |
|---|---|---|---|---|---|---|---|
| Low pressures (PV) | 265.7 ± 11.6 | 115.6 ± 4.7 | 88.3 ± 4.1 | 55.8 ± 3.9 | 43.8 ± 2.3 | 33.4 ± 2.0 | 20.7 ± 1.3 |
| High pressures (PV) | 188.8 ± 8.5 | 80.8 ± 5.1 | 58.7 ± 3.2 | 49.3 ± 1.9 | 42.6 ± 2.7 | 31.0 ± 1.6 | 26.4 ± 2.1 |
| Low pressures (AV) | 388.7 ± 21.7 | 262.2 ± 18.0 | 81.6 ± 1.0 | 89.9 ± 6.9 | 68.6 ± 10.6 | 21.8 ± 2.3 | 23.3 ± 2.6 |
| High pressures (AV) | 228.8 ± 9.3 | 142.7 ± 6.9 | 35.8 ± 3.7 | 60.9 ± 6.9 | 63.1 ± 6.0 | 15.0 ± 2.5 | 26.0 ± 4.0 |