LOINC
Version 2.67

4544-3Hematocrit [Volume Fraction] of Blood by Automated countActive

Term Description

This is the test that referral labs will report when hematocrit alone is ordered.
Source: Regenstrief LOINC

Part Description

LP15101-6   Hematocrit
The volume of packed red blood cells in a blood sample. The volume is measured by centrifugation in a tube with graduated markings, or with automated blood cell counters. It is an indicator of erythrocyte status in disease. For example, in anemia the volume is low and in polycythemia it is high. Source: National Library of Medicine, MeSH 2006

Fully-Specified Name

Component
Hematocrit
Property
VFr
Time
Pt
System
Bld
Scale
Qn
Method
Automated count

Additional Names

Short Name
Hct VFr Bld Auto
Display Name
Hematocrit Auto (Bld) [Volume fraction]

Basic Attributes

Class
HEM/BC
Type
Laboratory
First Released
Version 1.0
Last Updated
Version 2.34
Order vs. Observation
Both
Common US Lab Results Rank
14
Common SI Lab Results Rank
14
Common Orders Rank
61

Reference Information

Type Source Reference
Webcontent Lab Tests Online®Copyright Copyright © 2001-2019 American Association for Clinical Chemistry Most hematocrits delivered by referral and hospital laboratories will be produced by automated count and delivered with this code. Hematocrit
Mapping Guidance Regenstrief HelpCopyright Copyright 2001-2019 American Association for Clinical Chemistry. Most hematocrits delivered by referral and hospital laboratories will be produced by automated count and delivered with this code. Mapper’s Guide for the Top 2000 plus LOINC Laboratory Observations

Member of these Panels

LOINC Long Common Name
57021-8 CBC W Auto Differential panel - Blood
57022-6 CBC W Reflex Manual Differential panel - Blood
57782-5 CBC with Ordered Manual Differential panel - Blood
58410-2 Complete blood count (hemogram) panel - Blood by Automated count
24364-2 Obstetric 1996 panel - Serum and Blood
93340-8 PhenX - complete blood count protocol 220501

Language Variants Get Info

zh-CNChinese (CHINA)
血细胞压积:体积分数:时间点:全血:定量型:自动化计数方法
nl-NLDutch (NETHERLANDS)
hematocriet:volumefractie:moment:bloed:kwantitatief:geautomatiseerde telling
et-EEEstonian (ESTONIA)
Hematokrit:VFr:Pt:B:Qn:Automaatloendus
fr-BEFrench (BELGIUM)
Hématocrite:Fraction volumique:Temps ponctuel:Sang:Quantitatif:Décompte automatisé
fr-CAFrench (CANADA)
Hématocrite:Fraction volumique:Temps ponctuel:Sang:Quantitatif:Décompte automatisé
fr-FRFrench (FRANCE)
Hematocrit:VFr:Pt:Bld:Qn:Automated count
fr-CHFrench (SWITZERLAND)
Sg--hématocrite; ; AUT
de-DEGerman (GERMANY)
Hämatokrit:VFr:Pkt:Blut:Qn:Automatisierte Zählung
de-CHGerman (SWITZERLAND)
B--Hämatokrit; ; AUT
el-GRGreek (GREECE)
Αιματοκρίτης:Κλάσμα όγκου:Χρονική στιγμή:Αίμα:Ποσοτική:Αυτόματη μέτρηση
it-ITItalian (ITALY)
Ematocrito:VFr:Pt:Sangue:Qn:Conta automatica
it-CHItalian (SWITZERLAND)
Sg--ematocrito; ; AUT
ko-KRKorean (KOREA, REPUBLIC OF)
적혈구용적률:부피 분획:검사시점:전혈:정량:자동계수
pt-BRPortuguese (BRAZIL)
Hematócrito:VFr:Pt:SgTotal:Qn:Contagem automática
ru-RURussian (RUSSIAN FEDERATION)
Гематокрит:ОбФр:ТчкВрм:Кр:Колич:Автоматизированный подсчет
es-ARSpanish (ARGENTINA)
hematócrito:fracción de volumen:punto en el tiempo:sangre:cuantitativo:recuento automático
es-ESSpanish (SPAIN)
Hematocrito:Fracción de volumen:Punto temporal:Sangre:Qn:Contaje automático
es-CHSpanish (SWITZERLAND)
Sg--hematocrita; ; AUT
tr-TRTurkish (TURKEY)
Hematokrit:HcmFr:Zmlı:Kan:Kant:Otomatize sayım

Example Units

Unit Source
L/L eCHN
% Example UCUM Units
% Original Submission
% REGENSTRIEF

LOINC FHIR® API Example - CodeSystem Request Get Info

https://fhir.loinc.org/CodeSystem/$lookup?system=http://loinc.org&code=4544-3