Version 2.77

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 Lessoway VA, Schulzer M, Wittmann BK, Gagnon FA, Wilson RD. Ultrasound fetal biometry charts for a North American Caucasian population. J Clin Ultrasound. 1998 Nov-Dec;26(9):433-53. Link to PubMed

Fully-Specified Name

Gestational age
US.estimated from APAD.Lessoway 1998

Additional Names

Short Name
GA from APAD.Lessoway98

Basic Attributes

First Released
Version 2.09
Last Updated
Version 2.70
Order vs. 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 APAD.LESSOWAY.98:tiempo:punto en el tiempo:^feto:cuantitativo:US.ESTIMATED FROM APAD.LESSOWAY.98
es-MX Spanish (Mexico) Edad gestacional:Tiempo:Punto temporal:^ Feto:Cuantitativo:US.estimated from APAD.Lessoway 1998
fr-BE French (Belgium) Age gestationnel:Durée:Temps ponctuel:^Foetus:Quantitatif:US.estimé selon APAD.Lessoway 1998
it-IT Italian (Italy) Età gestazionale:Tempo:Pt:^feto:Qn:Ecografia.stimata da APAD.Lessoway 1998
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 antero-posterior.Lessoway.98
Synonyms: ; GA; Point in time; Random; Fet; Fetal; Quantitative; QNT; Quant; Quan; from APAD.Lessoway98; Anterior posterior Acdominal diameter; 98; from APAD.Lessoway98; 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.依据腹部前后直径.Lessoway的胎龄估计法.98
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 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 腹部前后径 腹部前后径(AnteroPosterior Diameter of the Abdomen,APAD) 腹部前后直径 超声.依据APAD.Lessoway 1998的胎龄估计法;超声.依据APAD.Lessoway98的胎龄估计法;超声.依据APAD.Lessoway的胎龄估计法.98;超声.依据腹部前后径.Lessoway 1998的胎龄估计法;超声.依据腹部前后径.Lessoway98的胎龄估计法;超声.依据腹部前后径.Lessoway的胎龄估计法.98;超声.依据腹部前后直径.Lessoway 1998的胎龄估计法;超声.依据腹部前后直径.Lessoway98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

Example Units

Unit Source
d Example UCUM Units

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