Version 2.78

Part Description

LP19507-0   Gestational age
The age of the conceptus, beginning from the time of fertilization. In clinical obstetrics, the gestational age is often estimated as the time from the last day of the last menstruation which is about 2 weeks before ovulation and fertilization. Source: National Library of Medicine, MeSH 2006

Reference Information

Type Source Reference
Article NCBI PubMed Hansmann M, Schuhmacher H, Foebus J, Voigt U. [Ultrasonic biometry of the fetal crown-rump length between 7 and 20 weeks gestation (author's transl)] Geburtshilfe Frauenheilkd. 1979 Aug;39(8):656-66. German. Trans Abdominal Diameter Table. Link to PubMed

Fully-Specified Name

Component
Gestational age
Property
Time
Time
Pt
System
^Fetus
Scale
Qn
Method
US+Estimated from TAD.Hansmann 1979

Additional Names

Short Name
GA from TAD.Hansmann79

Basic Attributes

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

Member of these Groups Get Info

LOINC Group Group Name
LG50112-8 Gestational ageTime^Fetus

Language Variants Get Info

Tag Language Translation
es-AR Spanish (Argentina) US.ESTIMATED FROM TAD.HANSMANN.79:tiempo:punto en el tiempo:^feto:cuantitativo:US.ESTIMATED FROM TAD.HANSMANN.79
es-MX Spanish (Mexico) Edad gestacional:Tiempo:Punto temporal:^ Feto:Cuantitativo:US+Estimated from TAD.Hansmann 1979
fr-BE French (Belgium) Age gestationnel:Durée:Temps ponctuel:^Foetus:Quantitatif:US.estimé selon TAD.Hansmann 1979
it-IT Italian (Italy) Età gestazionale:Tempo:Pt:^feto:Qn:Ecografia.stimata da TAD.Hansmann 1979
Synonyms: Eco Ecografia ostetrica Punto nel tempo (episodio) Tempo (e.g. secondi)
pt-BR Portuguese (Brazil) Idade gestacional:Tempo:Pt:^Feto:Qn:US.estimado pelo diâmetro Acdominal transversal.Hansmann.79
Synonyms: ; GA; Point in time; Random; Fet; Fetal; Quantitative; QNT; Quant; Quan; from TAD.Hansmann79; 79; Transverse Acdominal Diameter; from TAD.Hansmann79; US.est; predicted; Ultrasound; ULS; Sonogram; Sonography; Sonograph; Echography; Est; estimation; Gest; Gestation; Prenatal; OBSTERICAL.ULTRASOUND; OBSTERICAL.ULTRASOUND; Obstetrical; Obstetrics
zh-CN Chinese (China) 孕龄:时间:时间点:^胎儿:定量型:超声+依据主动脉弓横向直径的估计法.Hansmann.79
Synonyms: TAD 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 受孕 受孕期 受孕期的 受孕的 可用数量表示的;定量性;数值型;数量型;连续数值型标尺 妊娠 妊娠期的 妊娠的 怀卵 怀卵期 怀卵期的 怀卵的 怀孕 怀孕期 怀孕期的 怀孕的 时刻;随机;随意;瞬间 时间(如秒);时间(如秒数) 胎;超系统 - 胎儿 胎龄;Gestational Age;GA 胎龄估计法;孕龄估计法 腹横径 腹部横径（Transverse Abdominal Diameter，TAD） 超声.依据主动脉弓横向直径的胎龄估计法.Hansmann.79;超声.依据TAD的胎龄估计法.Hansmann 1979;超声.依据TAD的胎龄估计法.Hansmann.79;超声.依据TAD的胎龄估计法.Hansmann79;超声.依据主动脉弓横向直径的胎龄估计法.Hansmann 1979;超声.依据主动脉弓横向直径的胎龄估计法.Hansmann79;超声.依据主动脉弓横径的胎龄估计法.Hansmann 1979;超声.依据主动脉弓横径的胎龄估计法.Hansmann.79;超声.依据主动脉弓横径的胎龄 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

Example Units

Unit Source
d 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=33129-8