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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

Book Reference

Merz EA. Sonographische Uberwachung der fetalen Knochenentwicklung im II. und III. Trimenon. Eine Studie uber das Wachstum der langen Rohrenknochen im Vergleich zum Kopf- und Rumpfwachstum sowie uber die Verwendungsmoglichkeiten der fetalen Knochenlange im Rahmen der geburtshilflichen Ultraschalluntersuchun. 1988. Table. Habilitationsschrift, Universitats-Frauenklinik Mainz.

LOINC Names Get Info

Fully-Specified Name
Gestational age:Time:Pt:^Fetus:Qn:Estimated from FL.Merz 1988
Long Common Name
Gestational age Estimated from FL.Merz 1988
Short Name
GA Est from FL.Merz.88

Part Model Get Info

  • Component
    Gestational age
    LP19507-0
    • Analyte
      Gestational age
      LP19507-0
      • Component Numerator
        Gestational age
        LP19507-0
        • Component Numerator Core
          Gestational age
          LP19507-0
        • Component Numerator Core Suffix
          NULL
           
      • Component Denominator
        NULL
         
        • Component Denominator Core
          NULL
           
        • Component Denominator Core Suffix
          NULL
           
    • Challenge
      NULL
       
    • Adjustment
      NULL
       
    • Count
      NULL
       
  • Property
    Time
    LP6879-3
  • Time
    Pt
    LP6960-1
  • System
    ^Fetus
    LP310004-9
    • System Core
      NULL
       
    • Super System
      Fetus
      LP6982-5
  • Scale
    Qn
    LP7753-9
  • Method
    Estimated from FL.Merz 1988
    LP32222-9

Basic Attributes

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

Member of these Groups Get Info

LOINC GroupGroup Name
LG50112-8Gestational ageTime^Fetus

Language Variants Get Info

TagLanguageTranslation
el-GRGreek (Greece)Ηλικία κύησης:Time:Pt:^Έμβρυο:Qn:Εκτιμώμενο βάσει FL.Merz 1988
Synonyms: - OB.US Pt Qn Time Εκτιμώμενο Εκτιμώμενο βάσει FL.Merz 1988 Έμβρυο Ηλικία Ηλικία κύησης
es-ARSpanish (Argentina)ESTIMATED FROM FL.MERZ.88:tiempo:punto en el tiempo:^feto:cuantitativo:ESTIMATED FROM FL.MERZ.88
es-MXSpanish (Mexico)Edad gestacional:Tiempo:Punto temporal:^ Feto:Cuantitativo:Estimated from FL.Merz 1988
fr-BEFrench (Belgium)Age gestationnel:Durée:Temps ponctuel:^Foetus:Quantitatif:Estimé d'après FL.Merz 1988
it-ITItalian (Italy)Età gestazionale:Tempo:Pt:^feto:Qn:Stimato in base a FL.Merz 1988
Synonyms: Ecografia ostetrica Punto nel tempo (episodio) Tempo (e.g. secondi)
pt-BRPortuguese (Brazil)Idade gestacional:Tempo:Pt:^Feto:Qn:Estimado pelo comprimento do fêmur.Merz.88
Synonyms: ; GA; Point in time; Random; Fet; Fetal; Quantitative; QNT; Quant; Quan; Est from FL.Merz.88; Est from FL.Merz.88; predicted; estimation; Gest; Gestation; Prenatal; OBSTERICAL.ULTRASOUND; OBSTERICAL.ULTRASOUND; Obstetrical; Obstetrics
zh-CNChinese (China)孕龄:时间:时间点:^胎儿:定量型:依据FL的胎龄估计法.Merz.88
Synonyms: FL 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) 股骨长 股骨长度（Femur Length，FL） 胎;超系统 - 胎儿 胎龄;Gestational Age;GA 胎龄估计法;孕龄估计法

Example Units

UnitSource
dExample UCUM Units

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

CodeSystem lookup
https://fhir.loinc.org/CodeSystem/$lookup?system=http://loinc.org&code=33542-2