LOINC
Version 2.71

33166-0Fetal Femur diaphysis [Length] estimated from gestational age by method of Hadlock 1984 (US)Active

Fully-Specified Name

Component
Long axis
Property
Len
Time
Pt
System
Femur.diaphysis^Fetus
Scale
Qn
Method
US.estimated from Hadlock 1984

Additional Names

Short Name
Fet Femur Length from GA.Hadlock 1984

Basic Attributes

Class
OB.US
Type
Clinical
First Released
Version 2.09
Last Updated
Version 2.70
Order vs. Observation
Observation

Formula (Readable)

Femur length from gestational age: FL = -3.91 + 0.427(MA) - 0.0034(MA2); SD = 0.3 cm; Limits: FL from 0.7 cm to 7.7 cm

Reference Information

Type Source Reference
Article NCBI PubMed Hadlock FP, Deter RL, Harrist RB, Park SK. Estimating fetal age: computer-assisted analysis of multiple fetal growth parameters. Radiology. 1984 Aug;152(2):497-501. Link to PubMed

Language Variants Get Info

zh-CNChinese (China)
长轴:长度:时间点:股骨.骨干^胎儿:定量型:超声.依据Hadlock的胎龄估计法.84
it-ITItalian (Italy)
Asse lungo:Len:Pt:Femore.diafisi^feto:Qn:Ecografia.stimata da Hadlock 1984
pt-BRPortuguese (Brazil)
Eixo longitudinal:Comprimento:Pt:Fêmur.diafise^feto:Qn:US.estimado pela tAcela de Hadlock.84
es-ARSpanish (Argentina)
US.ESTIMATED FROM HADLOCK.84:longitud:punto en el tiempo:fémur.diáfisis^feto:cuantitativo:US.ESTIMATED FROM HADLOCK.84

Example Units

Unit Source
mm Example UCUM Units

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