Fetal Echo Calculators
fetal-echo.org · by Dr Mridul Agarwal

Cardiac Echo Tools

Evidence-anchored decision-support for fetal and paediatric echocardiography. No data leaves your device.

Works offline No account needed No patient data stored For clinicians
Risk Tool · v2.0

Fetal Coarctation Risk

Evidence-anchored risk stratification for antenatal coarctation of the aorta. Live index from published predictors — valve ratios, arch Z-scores, Doppler, strain.

Fetal Z-Scores · v1.0

Fetal Z-Score & Function

Comprehensive fetal cardiac Z-scores: valves, great vessels, arch, chambers, walls, RV function, time fractions, cardiac output and DeVore ratios.

Paediatric · v1.0

Paediatric Echo Z-Scores

M-mode biventricular measurements (Kampmann 2000), coronary artery dimensions (McCrindle 2007 / Dallaire 2011) and Kawasaki risk classification.

All calculations happen on this device Works offline after first visit Evidence base shown in each tool
These tools are clinical decision-support aids for qualified clinicians — not diagnostic tests. Every clinical decision requires independent expert assessment. See individual tools for full evidence base and limitations.
fetal-echo.org · Dr Mridul Agarwal, Pediatric Cardiac Sciences, Sir Ganga Ram Hospital, New Delhi