LOINCActiveBoth

LOINC Code 95640-9: Colorado tick fever virus neut ab Neut test (Specimen) [Titer]

95640-9 is a LOINC code used to identify Colorado tick fever virus neut ab Neut test (Specimen) [Titer] 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 Colorado tick fever virus Ab.Neut. It is commonly used with the system or sample type XXX.

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 Colorado tick fever virus Ab.Neut. It is commonly used with the system or sample type XXX.

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: Neut

What it does not mean

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

Key facts

  • Colorado tick fever virus neutralizing antibody [Titer] in Specimen by Neutralization test
  • Colorado tick fever virus Ab.Neut
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Conventional virus neutralization test; CTFV; cVNT; Dilution factor; Dilution Factor (Titer); ID; Infectious Disease; InfectiousDisease; Microbiology; Misc; Miscellaneous; NAb; NEUTRALIZATION; Neutralization test; NT; Other; Point in time; Random; Serum virus neutralization; SmQn; Spec; SVN; Titer; Titered; Titre; To be specified in another part of the message; Ttr; Unspecified; Virus neutralization test; VNT

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

Colorado tick fever virus neut ab Neut test (Specimen) [Titer]Colorado tick fever virus neutralizing antibody [Titer] in Specimen by Neutralization testCTFV NAb Titr Spec NtColorado tick fever virus Ab.NeutMICROColorado Tick Fever virus neutralizing antibody, SpecimenTitr

Frequently asked questions

Code details

Code95640-9
SystemLOINC
Display nameColorado tick fever virus neut ab Neut test (Specimen) [Titer]
DescriptionColorado tick fever virus Ab.Neut
Short nameCTFV NAb Titr Spec Nt
ComponentColorado tick fever virus Ab.Neut
PropertyTitr
TimingPt
System (specimen)XXX
ScaleSemiQn
MethodNeut
ClassMICRO
Example unitstiter
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.69
Last changed2.75

Consumer names

Colorado Tick Fever virus neutralizing antibody, Specimen

Part names

Colorado tick fever virus Ab.NeutTitrPtXXXSemiQnNeutTiterPoint in time (spot)Neutralization test

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.