LOINC

LOINC Code 22242-2: CMV Ab (S) [Titer]

22242-2 is a LOINC code used to identify CMV Ab (S) [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 Cytomegalovirus Ab. It is commonly used with the system or sample type Ser.

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 Cytomegalovirus Ab. It is commonly used with the system or sample type Ser.

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: DEPRECATED

What it does not mean

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

Key facts

  • Deprecated Cytomegalovirus Ab [Titer] in Serum
  • Cytomegalovirus Ab
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; CMV; Cytomegalo virus; Cytomgal; Dilution factor; Dilution Factor (Titer); HHV-5; Human Herpesvirus-5; ID; Infectious Disease; InfectiousDisease; Microbiology; Point in time; QNT; Quan; Quant; Quantitative; Random; Serum; SR; Titer; Titered; Titre; Ttr

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

CMV Ab (S) [Titer]Deprecated Cytomegalovirus Ab [Titer] in SerumDeprecated CMV Ab Titr SerCytomegalovirus AbMICROCytomegalovirus (CMV) antibody, BloodTitr

Frequently asked questions

Code details

Code22242-2
SystemLOINC
Display nameCMV Ab (S) [Titer]
DescriptionCytomegalovirus Ab
Short nameDeprecated CMV Ab Titr Ser
ComponentCytomegalovirus Ab
PropertyTitr
TimingPt
System (specimen)Ser
ScaleQn
ClassMICRO
Example unitstiter
StatusDEPRECATED

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0n
Last changed2.70

Consumer names

Cytomegalovirus (CMV) antibody, Blood

Part names

Cytomegalovirus AbTitrPtSerQnTiterPoint in time (spot)Serum

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 22242-2 | HealthAssure