FetalEchoAssist™

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Ultrasound-Assist Calculators — Fetal Echo Engine

Enter raw fetal echo measurements for instant guideline-based interpretation. References and normal ranges are cited within each calculator.

Study Information (for PDF Report)

Gestational Age (weeks)

Study Date

Operator / Sonographer

Clinical Indication

Cardiomegaly Ebstein / TVD Global Assessment Cardiomegaly Global Function Diastolic Function Venous Doppler Placental Resistance Fetal Anemia Rhythm Outflow Tracts Hypertrophy Systolic Function

Guideline References

• Donofrio MT et al. Diagnosis and Treatment of Fetal Cardiac Disease: A Scientific Statement from the American Heart Association. J Am Soc Echocardiogr. 2024;37(1):1-75 (2023 ASE Fetal Echo Guidelines)

• Mari G et al. Noninvasive diagnosis by Doppler ultrasonography of fetal anemia due to maternal red-cell alloimmunization. N Engl J Med. 2000;342:9-14

• Huhta JC. Fetal Cardiovascular Profile Score. Ultrasound Obstet Gynecol. 2005;25:550-555

• Celermajer DS et al. Cardiothoracic ratio in fetal life. Br Heart J. 1992;68:534-538

• Tsutsumi T et al. Evaluation of ductus venosus blood flow velocity waveforms. Ultrasound Obstet Gynecol. 1999;13:26-29

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