LOINC Home

{component}   LP432695-7

Clinical   LP7787-7

OB ultrasound   LP7830-5

Gestational age   LP19507-0

Gestational age | Fetus | OB ultrasound   LP416279-0

Gestational age estimated from Radius length by method of Merz 1987 (US)   11939-6

LOINC Code


LOINC code11939-6
nameGestational age estimated from Radius length by method of Merz 1987 (US)
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
methodUS.estimated from radius length.Merz 1987

Additional Names

short nameGA from rad len.Merz.87

Basic Attributes

classOB.US
type2  Clinical
order vs. observationObservation
formula (readable)Lookup table
example UCUM unitsd
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 unitdays

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

first released
last updated2.40
last change typeMIN  - change to field other than name

Related Names

87
Echography
Est
estimation
Fetal
from rad len
from rad len.Merz.87
GA
Gest
Gestation
Gyn
Gynecology
OB
ObGyn
OBSTERICAL
OBSTERICAL.ULTRASOUND
Obstetrical
 Obstetrics
Point in time
predicted
Prenatal
QNT
Quan
Quant
Quantitative
Rad
Random
Sonogram
Sonograph
Sonography
ULS
Ultrasound
Upper extremity
US+est

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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