LOINC
Version 2.71

4545-0Hematocrit [Volume Fraction] of Blood by CentrifugationActive

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
Spun

Additional Names

Short Name
Hct VFr Bld Spun
Display Name
Hematocrit Centrifugation (Bld) [Volume fraction]
Consumer Name Alpha
Hematocrit, Blood

Basic Attributes

Class
HEM/BC
Type
Laboratory
First Released
Version 1.0
Last Updated
Version 2.70
Order vs. Observation
Both
Common US Lab Results Rank
545
Common SI Lab Results Rank
545

Reference Information

Type Source Reference
Webcontent Lab Tests Online®Copyright Copyright © 2021 Lab Tests Online. All rights reserved. Only use this term for spun capillary tube. Mostly will want [LOINC: 4544-3]. Hematocrit
Mapping Guidance Regenstrief HelpCopyright Copyright 2001-2019 American Association for Clinical Chemistry. Only use this term for spun capillary tube. Mostly will want [LOINC: 4544-3]. Mapper’s Guide for the Top 2000 plus LOINC Laboratory Observations

Language Variants Get Info

zh-CNChinese (China)
血细胞压积:体积分数:时间点:全血:定量型:离心类实验室方法
nl-NLDutch (Netherlands)
hematocriet:volumefractie:moment:bloed:kwantitatief:centrifugeren
et-EEEstonian (Estonia)
Hematokrit:VFr:Pt:B:Qn:Supernatant
fr-BEFrench (Belgium)
Hématocrite:Fraction volumique:Temps ponctuel:Sang:Quantitatif:Centrifugé
fr-CAFrench (Canada)
Hématocrite:Fraction volumique:Temps ponctuel:Sang:Quantitatif:Centrifugé
fr-FRFrench (France)
Hématocrite:Fraction volumique:Ponctuel:Sang:Numérique:Centrifugation
it-ITItalian (Italy)
Ematocrito:VFr:Pt:Sangue:Qn:Centrifugato
ko-KRKorean (Korea, Republic of)
적혈구용적률:부피 분획:검사시점:전혈:정량:원침
pt-BRPortuguese (Brazil)
Hematócrito:VFr:Pt:SgTotal:Qn:Centrifugado
ru-RURussian (Russian Federation)
Гематокрит:ОбФр:ТчкВрм:Кр:Колич:Центрифугирование
es-ARSpanish (Argentina)
agitado:fracción de volumen:punto en el tiempo:sangre:cuantitativo:SPUN
es-ESSpanish (Spain)
Hematocrito:Fracción de volumen:Punto temporal:Sangre:Qn:Centrifugado
tr-TRTurkish (Turkey)
Hematokrit:HcmFr:Zmlı:Kan:Kant:Spun

Example Units

Unit Source
% eCHN
% Example UCUM Units
% REGENSTRIEF

LOINC FHIR® API Example - CodeSystem Request Get Info

https://fhir.loinc.org/CodeSystem/$lookup?system=http://loinc.org&code=4545-0