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.

LOINCActiveObservation

LOINC Code 93743-3: HTLV I and II IgG band Line blot Nom (CSF)

Name: LOINC Code 93743-3: HTLV I and II IgG band Line blot Nom (CSF)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:23.054Z

93743-3 is a LOINC code used to identify HTLV I and II IgG band Line blot Nom (CSF) 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 HTLV I & II Ab.IgG band. It is commonly used with the system or sample type CSF.

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 HTLV I & II Ab.IgG band. It is commonly used with the system or sample type CSF.

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: Observation
Method: Line blot

What it does not mean

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

Key facts

HTLV I and II IgG band [Type] in Cerebral spinal fluid by Line blot

HTLV I & II Ab.IgG band

For reporting the specific HTLV I and II bands present in the sample. To report the interpretation of the band pattern, use HTLV I & II Ab band pattern [Interpretation] [LOINC93742-5].

2; Bands; bnd; Cerebral spinal fluid; Cerebrospinal Fl; HTLV I + II ab band; HTLV I+II; HTLV type 1+2; HTLV type I+II; Human T-cell Leukemia Virus; Human T-cell Lymphotrophic Virus; Immune globulin G; Immunoglobulin G; Microbiology; Nominal; Point in time; Random; Spinal Fl; Spinal Fld; Spinal Flu; Spinal Fluid; Typ

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

HTLV I and II IgG band Line blot Nom (CSF)HTLV I and II IgG band [Type] in Cerebral spinal fluid by Line blotHTLV I + II ab band CSF Line blotHTLV I & II Ab.IgG bandMICROHTLV I and II IgG Band, Spinal fluidType

Frequently asked questions

Code details

Code93743-3

SystemLOINC

Display nameHTLV I and II IgG band Line blot Nom (CSF)

DescriptionHTLV I & II Ab.IgG band

Short nameHTLV I + II ab band CSF Line blot

ComponentHTLV I & II Ab.IgG band

PropertyType

TimingPt

System (specimen)CSF

ScaleNom

MethodLine blot

ClassMICRO

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.67

Last changed2.67

Consumer names

HTLV I and II IgG Band, Spinal fluid

Part names

HTLV I & II Ab.IgG bandTypePtCSFNomLine blotHTLV I and II IgG bandPoint in time (spot)Cerebral spinal fluid

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.