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Fetal echo z-score equations from Boston Children's Hospital, published as a part of their sophisticated threshold scoring system, designed to help identify fetuses with a "salvageable" left heart. Z-scores of the mitral valve, left ventricle, right ventricle, aortic valve, and ascending aorta are included.
Based on today's date and the given EGA:
The LMP was ...
The EDD is ...
|Left Heart (cm)|
|Right Heart (cm)|
Predictors of technical success and postnatal biventricular outcome after in utero aortic valvuloplasty for aortic stenosis with evolving hypoplastic left heart syndrome.
McElhinney DB, Marshall AC, Wilkins-Haug LE, Brown DW, Benson CB, Silva V, Marx GR, Mizrahi-Arnaud A, Lock JE, Tworetzky W.
Circulation. 2009 Oct 13;120(15):1482-90. Epub 2009 Sep 28.