Gestational age Estimated from last menstrual period   11885-1

LOINC Code


LOINC code11885-1
nameGestational age Estimated from last menstrual period
descriptionGestational age estimate based on date of first day of last menstrual period.
statusACTIVE

Fully-Specified Name

componentGestational age
propertyTime  =  Time Duration
timePt  =  Point in time:  To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements.
system^Fetus
scaleQn  =  Quantitative:  The result of the test is a numeric value that relates to a continuous numeric scale. Reported either as an integer, a ratio, a real number, or a range. The test result value may optionally contain a relational operator from the set {<=, <, >, >=}. Valid values for a quantitative test are of the form "7", "-7", "7.4", "-7.4", "7.8912", "0.125", "<10", "<10.15", ">12000", 1-10, 1:256
methodEstimated from last menstrual period

Additional Names

short nameGA Est from LMP

Basic Attributes

classOB.US
type2  Clinical
order vs. observationObservation
example UCUM unitswk
The Unified Code for Units of Measure (UCUM) is a code system intended to include all units of measures being contemporarily used in international science, engineering, and business (www.unitsofmeasure.org)
example unitwk

Associated Observations

LOINC codes that represent optional associated observation(s) for a clinical observation or laboratory test. A LOINC term may represent a single associated observation or panel containing several associated observations.

Member of these Groups

LG50112-8Gestational ageTime^Fetus

History/Usage

test rank7179 of 2000 most commonly performed tests by labs in USA
first released
last updated2.73
last change typeMIN  - change to field other than name

Related Names

Est
Est from LMP
estimation
Fetal
GA
Gest
Gestation
Gyn
Gynecology
LMP
OB
ObGyn
OBSTERICAL
OBSTERICAL.ULTRASOUND
Obstetrical
Obstetrics
Past
Point in time
predicted
Prenatal
QNT
Quan
Quant
Quantitative
Random

Copyright © 2024 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2024, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. See https://loinc.org/license for the full LOINC copyright and license.

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