LOINCActiveBoth

LOINC Code 22286-9: E. histolytica Ab (S) [Titer]

22286-9 is a LOINC code used to identify E. histolytica 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 Entamoeba histolytica Ab. It is commonly used with the system or sample type Ser.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Entamoeba histolytica 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: ACTIVE
  • Order vs observation: Both

What it does not mean

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

Key facts

  • Entamoeba histolytica Ab [Titer] in Serum
  • Entamoeba histolytica Ab
  • ABS; Aby; Ameba; Amebiasis; Amebic; Amoeba; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Dilution factor; Dilution Factor (Titer); E histolyt; E histolytica; ID; Infectious Disease; InfectiousDisease; Microbiology; Point in time; Random; Serum; SmQn; 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

E. histolytica Ab (S) [Titer]Entamoeba histolytica Ab [Titer] in SerumE histolyt Ab Titr SerEntamoeba histolytica AbMICROEntamoeba histolytica antibody, BloodTitr

Frequently asked questions

Code details

Code22286-9
SystemLOINC
Display nameE. histolytica Ab (S) [Titer]
DescriptionEntamoeba histolytica Ab
Short nameE histolyt Ab Titr Ser
ComponentEntamoeba histolytica Ab
PropertyTitr
TimingPt
System (specimen)Ser
ScaleSemiQn
ClassMICRO
Example unitstiter
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0n
Last changed2.75

Consumer names

Entamoeba histolytica antibody, Blood

Part names

Entamoeba histolytica AbTitrPtSerSemiQnTiterPoint 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 22286-9 | HealthAssure