74786-5

LOINC Code


LOINC code74786-5
name
descriptionFor the qualitative assay of influenza virus type B viral RNA. In the upper respiratory tract clinical specimens to include: nasopharyngeal swabs, nasal swabs, throat swabs, nasal aspirates, nasal washes and dual nasopharyngeal/throat swabs. Possible lower respiratory tract specimens include bronchoalveolar lavage, bronchial washings, tracheal aspirate, sputum, and lung tissue from patients with signs and symptoms of respiratory infection. This assay identifies the genetic lineage of human influenza B viruses B/Yamagata. This term was developed for, but not limited in use to, the CDC Human Influenza Virus Real-Time RT-PCR Diagnostic Panel.
statusACTIVE

Fully-Specified Name

componentInfluenza virus B Yamagata lineage RNA
    B  =  Buccal
propertyPrThr  =  Present or threshold:  The Property PrThr stands for “Presence or Threshold”, meaning either a) the actual presence or absence of an analyte, or b) that the amount of analyte detected is over some predetermined threshold.
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.
systemXXX
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; DNA NUCLEIC ACID PROBE; DNA probe; FLUB; FLUBV; FLUBV Yam; FLUV; ID; Infectious Disease; InfectiousDisease; Influ; Influenza B; Influenza B virus; LAT; LCR; Ligase chain rea

Basic Attributes

classMICRO
type1  Laboratory
order vs. observationFLUBV Yam RNA S

Member of these Groups

LG32757-3Influenza virus

Member of these Panels

74787-3

History/Usage

first released
last updated2.69
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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