YMed Atlas
Clinical reference
Clinical reference
Fetal echo z-scores (Ped(z)-style) is a maternal fetal medicine tool commonly applied in Obstetrics. Z-scores for fetal aortic/pulmonary valve annuli, LVEDD, RVEDD, and cardiac circumference from menstrual age and/or BPD/femur length. Ped(z) cites Lee 2010; this tool embeds Schneider 2005 ln–ln (valves/LV/RV), Traisrisilp 2011 (circumference vs GA/BPD), and Kim 2016 median biometry cross-check (PMC4796092). Not aff… Use the interactive calculator for inputs, limitations, and primary references.
Not a substitute for clinical judgment. Verify critical values with primary literature, local protocols, and specialist input when appropriate.
Z-scores for fetal aortic/pulmonary valve annuli, LVEDD, RVEDD, and cardiac circumference from menstrual age and/or BPD/femur length. Ped(z) cites Lee 2010; this tool embeds Schneider 2005 ln–ln (valves/LV/RV), Traisrisilp 2011 (circumference vs GA/BPD), and Kim 2016 median biometry cross-check (PMC4796092). Not affiliated with pedz.de.
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