LOINCActiveBoth

LOINC Code 93745-8: HTLV I+II IgG Line blot Ql (CSF)

93745-8 is a LOINC code used to identify HTLV I+II IgG Line blot Ql (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. 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. 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: Both
  • Method: Line blot

What it does not mean

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

Key facts

  • HTLV I+II IgG Ab [Presence] in Cerebral spinal fluid by Line blot
  • HTLV I+II Ab.IgG
  • Distinguishes but does not differentiate between human T-cell lymphotropic virus types I and II.
  • 2; ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Cerebral spinal fluid; Cerebrospinal Fl; HTLV type 1+2; HTLV type I+II; Human T-cell Leukemia Virus; Human T-cell Lymphotrophic Virus; Immune globulin G; Immunoglobulin G; Microbiology; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Spinal Fl; Spinal Fld; Spinal Flu; Spinal Fluid

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+II IgG Line blot Ql (CSF)HTLV I+II IgG Ab [Presence] in Cerebral spinal fluid by Line blotHTLV I+II IgG CSF Ql Line blotHTLV I+II Ab.IgGMICROHTLV I+II IgG antibody, Spinal fluidPrThr

Frequently asked questions

Code details

Code93745-8
SystemLOINC
Display nameHTLV I+II IgG Line blot Ql (CSF)
DescriptionHTLV I+II Ab.IgG
Short nameHTLV I+II IgG CSF Ql Line blot
ComponentHTLV I+II Ab.IgG
PropertyPrThr
TimingPt
System (specimen)CSF
ScaleOrd
MethodLine blot
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.67
Last changed2.67

Consumer names

HTLV I+II IgG antibody, Spinal fluid

Part names

HTLV I+II Ab.IgGPrThrPtCSFOrdLine blotHTLV I+II IgGPresence or ThresholdPoint 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.

LOINC Code 93745-8 | HealthAssure