Version 2.78

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

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

Language Variants Get Info

Tag Language Translation
es-AR Spanish (Argentina) US.ESTIMATED FROM HADLOCK.84:longitud:punto en el tiempo:fémur.diáfisis^feto:cuantitativo:US.ESTIMATED FROM HADLOCK.84
es-MX Spanish (Mexico) Eje largo:Len:Punto temporal:Diafisis del fémur ^ feto:Cuantitativo:US.estimated from Hadlock 1984
it-IT Italian (Italy) Asse lungo:Len:Pt:Femore.diafisi^feto:Qn:Ecografia.stimata da Hadlock 1984
Synonyms: Diafisi del femore;Diafisi femorale Eco Ecografia ostetrica Lunghezza Punto nel tempo (episodio)
pt-BR Portuguese (Brazil) Eixo longitudinal:Comprimento:Pt:Fêmur.diafise^feto:Qn:US.estimado pela tAcela de Hadlock.84
Synonyms: ; Length; Point in time; Random; Upper leg; Femoral; Fet; Fetal; Quantitative; QNT; Quant; Quan; from GA.Hadlock 1984; 84; from GA.Hadlock 1984; US.est; predicted; Ultrasound; ULS; Sonogram; Sonography; Sonograph; Echography; Est; estimation; OBSTERICAL.ULTRASOUND; OBSTERICAL.ULTRASOUND; Obstetrical; Obstetrics; Fl
zh-CN Chinese (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
Synonyms: 产科 产科.超声;产科.超声.印象与测量指标;产科学.超声;产科学.超声.印象与测量指标;产科学检查与测量指标.超声.印象与测量指标;产科学超声印象与测量指标 产科学 可用数量表示的;定量性;数值型;数量型;连续数值型标尺 大腿骨 时刻;随机;随意;瞬间 股骨（大腿骨）.骨干;股骨.干;股骨.骨体;股骨干;股骨骨体;股骨骨干 股骨干^胎儿 股骨骨体^胎儿 胎;超系统 - 胎儿 胎龄估计法;孕龄估计法 超声.依据Hadlock 1984的胎龄估计法;超声.依据Hadlock84的胎龄估计法 超声.胎龄估计法 超声检查方法;超声检查法;超声波;超声波检查方法;超声波检查法 长;长短

Example Units

Unit Source
mm Example UCUM Units

LOINC Terminology Service (API) using HL7® FHIR® Get Info

CodeSystem lookup
https://fhir.loinc.org/CodeSystem/$lookup?system=http://loinc.org&code=33166-0