Erythrocyte distribution width [Entitic volume]   30384-2

LOINC Code


LOINC code30384-2
nameErythrocyte distribution width [Entitic volume]
descriptionThe RDW-SD is determined from the RBC volume distribution curve. It is calculated from the width of the curve at 20% of the peak count.
statusACTIVE

Fully-Specified Name

componentErythrocyte distribution width
propertyEntVol  =  Entitic Volume
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.
systemRBC  =  Erythrocytes
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
method

Additional Names

short nameRDW RBC

Basic Attributes

classHEM/BC
type1  Laboratory
order vs. observationObservation
example UCUM unitsfL
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 unitfL

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 Panels

69742-5CBC W Differential panel, method unspecified - Blood
24358-4Hemogram without Platelets panel - Blood
24358-4Hemogram without Platelets panel - Blood
24358-4Hemogram without Platelets panel - Blood
24358-4Hemogram without Platelets panel - Blood
24358-4Hemogram without Platelets panel - Blood

History/Usage

test rank62 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

Discocyte
Entitic volume
Erc
Erythrocyte morphology index
Erythrocytes
HEMATOLOGY/CELL COUNTS
Point in time
QNT
Quan
Quant
Quantitative
Random
RBC
RCMI
RDW
RDW-SD
Red blood cell
Red blood cells
Red blood corpuscle
Red blood corpusles
Red cell
Red cells

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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