LOINC
Version 2.71

11734-1Fetal Body weight estimated from Abdominal circumference and Biparietal diameter and Femur length on US by Hadlock 1984 methodActive

Fully-Specified Name

Component
Body weight
Property
Mass
Time
Pt
System
^Fetus
Scale
Qn
Method
US+Estimated from AC&BPD&FL.Hadlock 1984

Additional Names

Short Name
EFW from AC+BPD+FL.Hadlock84

Basic Attributes

Class
OB.US
Type
Clinical
First Released
Version 1.0j-a
Last Updated
Version 2.52
Order vs. Observation
Observation

Formula (Readable)

log 10 (BODY WEIGHT [g]) = 1.4787 + 0.001837 * (biparietal diameter [cm]) ^ 2+ 0.0458 * (abdominal circumference [cm]) + 0.158 * (femur length [cm]) - 0.003343 * (abdominal circumference [cm]) * (femur length [cm])

Reference Information

Type Source Reference
Article NCBI PubMed Hadlock FP, Harrist RB, Carpenter RJ, Deter RL, Park SK. Sonographic estimation of fetal weight. The value of femur length in addition to head and abdomen measurements. Radiology. 1984;150(2):535-540. Link to PubMed

Member of these Groups

LG50068-2 Body weight|Mass|^Fetus|ANYMethod

Language Variants Get Info

zh-CNChinese (China)
体重:质量:时间点:^胎儿:定量型:超声+依据腹围与双顶径与股骨长度的估计法.Hadlock.84
it-ITItalian (Italy)
Peso corporeo:Massa:Pt:^feto:Qn:Ecografia.stimata da AC&BPD&FL.Hadlock 1984
pt-BRPortuguese (Brazil)
Peso fetal:Massa:Pt:^Feto:Qn:US.estimado pela circunferência Acdominal, diâmetro biparietal e comprimento do fêmur.Hadlock.84
es-ARSpanish (Argentina)
US.ESTIMATED FROM AC&BPD&FL.HADLOCK.84:masa:punto en el tiempo:^feto:cuantitativo:US.ESTIMATED FROM AC&BPD&FL.HADLOCK.84

Example Units

Unit Source
g Example UCUM Units

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https://fhir.loinc.org/CodeSystem/$lookup?system=http://loinc.org&code=11734-1