75540-5

LOINC Code


LOINC code75540-5
name
descriptionSimultaneously detects hepatitis A virus (HAV) RNA (genotypes 1-3) and parvovirus B19 (B19) DNA (genotypes 1-3) in human donor plasma, either from whole blood (recovered plasma) or collected by apheresis, prior to further manufacture. The aim is to reduce the B19 burden and remove HAV from plasma pools. This term represents the composite result of the individual HAV qualitative test and B19 quantitative test. If either result is reactive, the composite result is reactive; otherwise, it is nonreactive. Plasma may be tested as individual specimens or in pools. Not intended for use on samples of cord blood or as an aid in diagnosis. This term was created for, but is not limited in use to, the cobas TaqScreen DPX test kit.
statusACTIVE

Fully-Specified Name

componentHepatitis A virus RNA+Parvovirus B19 DNA
propertyImp  =  Impression/interpretation of study
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.
systemPlas^Donor
    Plas  =  Plasma
scaleOrd  =  Ordinal:  Ordered categorical responses, e.g., 1+, 2+, 3+; positive, negative; reactive, indeterminate, nonreactive.
methodProbe.amp.tar

Additional Names

short name3 Self-Sustaining Sequence Replication; 3SR SR; Amplif; Amplification; Amplified; B19; B19 virus; B19V; Deoxyribonucleic acid; DNA NUCLEIC ACID PROBE; DNA probe; Donr; Fifth Disease; HAV; HAV RNA+B19V; Hep; Hep A; Hepatis; Hepatit; Hepatitis; Hepatitis A;

Basic Attributes

classMICRO
type1  Laboratory
order vs. observationHAV RNA+B19V DN

Member of these Panels

75860-7

History/Usage

first released
last updated2.63
last change typeMIN  - change to field other than name

Related Names



Copyright © 2026 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2026, 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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