LOINCActiveObservation

LOINC Code 85719-3: Gestational age in weeks--at cessation of pregnancy

85719-3 is a LOINC code used to identify Gestational age in weeks--at cessation of pregnancy in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Gestational age in W^at cessation of pregnancy. It is commonly used with the system or sample type ^Fetus.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Gestational age in W^at cessation of pregnancy. It is commonly used with the system or sample type ^Fetus.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Observation

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Gestational age in weeks--at cessation of pregnancy
  • Gestational age in W^at cessation of pregnancy
  • This term is used to report the gestational age in weeks at cessation of pregnancy, either spontaneously or intentionally. This term was created for, but is not limited in use to, Centers for Disease Control and Prevention (CDC) rubella disease case reporting and surveillance programs.
  • at cess of preg; End; Fetal; GA; GA (weeks); Gest; Gestation; Gestations; Gravida; Gyn; Gynecology; H+P; H+P.HX; OB; ObGyn; Obstetrics; P prime; Pause; Point in time; Pregnancies; Prenatal; QNT; Quan; Quant; Quantitative; Random; Suspend; Termination

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Gestational age in weeks--at cessation of pregnancyGA (weeks)--at cess of pregGestational age in W^at cessation of pregnancyH&P.HXTimePt^Fetus

Frequently asked questions

Code details

Code85719-3
SystemLOINC
Display nameGestational age in weeks--at cessation of pregnancy
DescriptionGestational age in W^at cessation of pregnancy
Short nameGA (weeks)--at cess of preg
ComponentGestational age in W^at cessation of pregnancy
PropertyTime
TimingPt
System (specimen)^Fetus
ScaleQn
ClassH&P.HX
Example unitswk
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.61
Last changed2.61

Part names

Gestational age in W^at cessation of pregnancyTimePt^FetusQnTime (e.g. seconds)Point in time (spot)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.