Guidelines & Algorithms
Interactive References
Diastolic Function
Step-by-step 2025 ASE diastolic function algorithm with LAP estimation, DD grading, special populations (AF, HCM, MR, MAC, PH), and normal ranges by age.
Right Heart & Pulmonary Hypertension
Interactive PH probability grading, normal value tables, RV function grading, RAP algorithm, pre- vs. post-capillary phenotyping, and WSPH group classification.
Calculators
Quantitative Tools
MR & TR Quantification
PISA/EROA, continuity equation, regurgitant volume and fraction for mitral and tricuspid regurgitation. Severity grading per AHA/ACC and ESC guidelines.
Aortic Stenosis
AVA by continuity equation, dimensionless index, projected AVA, low-flow/low-gradient classification, and dobutamine stress echo adjudication of pseudo-severe AS.
Echo Swan
Noninvasive intracardiac pressure estimation. Calculates RAP, RVSP, PASP, PAEDP, mPAP (4 methods), PVR, LAP, LVSP, and LVEDP with a hemodynamic summary.
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⚠️ Clinical Disclaimer: All tools on Echo Info are intended for educational and computational use by trained echocardiographers and cardiologists. Results must be interpreted in the context of a complete clinical and echocardiographic evaluation. These tools do not replace individual clinical judgment or direct patient assessment.