Aortic prosthesis · serial comparison calculator
Explore aortic prosthesis · serial comparison with the method’s inputs, acquisition guidance and source references. Open the calculator to enter measurements or try an illustrative worked example.
Method
Compare current mean gradient, DVI and EOA with a stable postimplant baseline
Use the measurement units shown below. Some fields apply only to a selected method or condition; follow the interactive tool’s method choices. The interactive tool keeps missing measurements incomplete and provides its method-specific results and reference context.
Measurements and acquisition
Comparison
Enter the measured value in the displayed unit
- TAVI · change from baseline
- Bioprosthesis · hemodynamic deterioration
- Confirm the variable matches the selected formula.
- Use the unit displayed beside the field.
- Keep measurements from the same representative hemodynamic state.
Baseline mean gradient mmHg
Enter the measured value in the displayed unit
- Confirm the variable matches the selected formula.
- Use the unit displayed beside the field.
- Keep measurements from the same representative hemodynamic state.
Current mean gradient mmHg
Enter the measured value in the displayed unit
- Confirm the variable matches the selected formula.
- Use the unit displayed beside the field.
- Keep measurements from the same representative hemodynamic state.
Baseline DVI
Enter the measured value in the displayed unit
- Confirm the variable matches the selected formula.
- Use the unit displayed beside the field.
- Keep measurements from the same representative hemodynamic state.
Current DVI
Enter the measured value in the displayed unit
- Confirm the variable matches the selected formula.
- Use the unit displayed beside the field.
- Keep measurements from the same representative hemodynamic state.
Baseline EOA cm²
Enter the measured value in the displayed unit
- Confirm the variable matches the selected formula.
- Use the unit displayed beside the field.
- Keep measurements from the same representative hemodynamic state.
Current EOA cm²
Enter the measured value in the displayed unit
- Confirm the variable matches the selected formula.
- Use the unit displayed beside the field.
- Keep measurements from the same representative hemodynamic state.
Study conditions
Enter the measured value in the displayed unit
- Stable / comparable
- Different / uncertain
- Confirm the variable matches the selected formula.
- Use the unit displayed beside the field.
- Keep measurements from the same representative hemodynamic state.
Sources and method context
ASE · 2024 · Evaluation of Prosthetic Valve Function · Tables 5–6, pp.19–20; baseline and acquisition context
- Acquisition and interpretation · Tables 5–6, pp.19–20; baseline and acquisition context
Method-specific acquisition and reference context. Arithmetic uses entered measurements; clinical interpretation remains subject to image quality and study context.
Catalogue review status: Exact guideline locator mapped · clinical sign-off pending
These pages describe the educational tool. Interpret measurements with the complete clinical context and the method’s acquisition limitations.