Crown Rump length Measured   99533-2

LOINC Code


LOINC code99533-2
nameCrown Rump length Measured
descriptionMeasurement from the crown of the head to the distal extent of the torso of a patient. In the case of an infant autopsy, decreased length may indicate intrauterine viral infection or malnutrition.
statusACTIVE

Fully-Specified Name

componentLength.crown rump
propertyLen  =  Length
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^Patient
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
methodMeasured

Additional Names

short nameCRL Measured

Basic Attributes

classH&P.PX
type2  Clinical
order vs. observationObservation
example UCUM unitscm
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 unitcm

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.

History/Usage

first released
last updated2.72
last change typeADD  - added

Related Names

CRL
H+P
H+P.PX
Len
Length
P prime
Point in time
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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