LOINCActiveBoth

LOINC Code 30336-2: Echovirus 7 Ab CF Ql (S)

30336-2 is a LOINC code used to identify Echovirus 7 Ab CF Ql (S) 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 Echovirus 7 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 Echovirus 7 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
  • Method: Comp fix

What it does not mean

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

Key facts

  • Echovirus 7 Ab [Presence] in Serum by Complement fixation
  • Echovirus 7 Ab
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; CF; Comp fixation; Compfix; Complement fixation; Echo; Echo virus; Echovirus type 7; ECV; ECV7; EV; ID; Infectious Disease; InfectiousDisease; Microbiology; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Serum; SR

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

Echovirus 7 Ab CF Ql (S)Echovirus 7 Ab [Presence] in Serum by Complement fixationECV7 Ab Ser Ql CFEchovirus 7 AbMICROEchovirus 7 antibody, BloodPrThr

Frequently asked questions

Code details

Code30336-2
SystemLOINC
Display nameEchovirus 7 Ab CF Ql (S)
DescriptionEchovirus 7 Ab
Short nameECV7 Ab Ser Ql CF
ComponentEchovirus 7 Ab
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleOrd
MethodComp fix
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.04
Last changed2.56

Consumer names

Echovirus 7 antibody, Blood

Part names

Echovirus 7 AbPrThrPtSerOrdComp fixPresence or ThresholdPoint in time (spot)SerumComplement fixation

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 30336-2 | HealthAssure