What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveBoth

LOINC Code 91784-9: VZV Org specific cx Ql (Lower resp)

Name: LOINC Code 91784-9: VZV Org specific cx Ql (Lower resp)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:21.442Z

91784-9 is a LOINC code used to identify VZV Org specific cx Ql (Lower resp) in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Varicella zoster virus. It is commonly used with the system or sample type Respiratory system specimen.lower.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Varicella zoster virus. It is commonly used with the system or sample type Respiratory system specimen.lower.

When is it used?

Used in lab systems, EHRs, and clinical data exchange.
May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
Status: ACTIVE
Order vs observation: Both
Method: Organism specific culture

What it does not mean

The code identifies the observation or test, not the actual result.

Key facts

Varicella zoster virus [Presence] in Lower respiratory specimen by Organism specific culture
Varicella zoster virus
Breathing; C&S; Chicken pox; Chicken pox virus; Chickenpox; Cult; Cultures; Herpes zoster; HHV-3; Human herpesvirus 3; Low; Lower resp; Lungs; Microbiology; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; RS; Screen; Shingles; Spec; VZ; VZV; Zoster

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

VZV Org specific cx Ql (Lower resp)Varicella zoster virus [Presence] in Lower respiratory specimen by Organism specific cultureVZV Lower resp Ql CultVaricella zoster virusMICROVaricella zoster virus (VZV; Chickenpox) culture, Lower respiratoryPrThr

Frequently asked questions

Code details

Code91784-9

SystemLOINC

Display nameVZV Org specific cx Ql (Lower resp)

DescriptionVaricella zoster virus

Short nameVZV Lower resp Ql Cult

ComponentVaricella zoster virus

PropertyPrThr

TimingPt

System (specimen)Respiratory system specimen.lower

ScaleOrd

MethodOrganism specific culture

ClassMICRO

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.66

Last changed2.77

Consumer names

Varicella zoster virus (VZV; Chickenpox) culture, Lower respiratory

Part names

Varicella zoster virusPrThrPtRespiratory system specimen.lowerOrdOrganism specific culturePresence or ThresholdPoint in time (spot)Lower respiratory specimen

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.