LOINCActiveBoth

LOINC Code 5369-4: Streptokinase Ab Qn (S)

5369-4 is a LOINC code used to identify Streptokinase Ab Qn (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 Streptokinase 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 Streptokinase 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

  • Streptokinase Ab [Units/volume] in Serum
  • Streptokinase Ab
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; aSK; Autoantibodies; Autoantibody; COAGULATION; Hematology; Heme; Point in time; QNT; Quan; Quant; Quantitative; Random; Serum; SK; SR; Streptokinase inhibitor; Streptokinase resistance

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

Streptokinase Ab Qn (S)Streptokinase Ab [Units/volume] in SerumStreptokinase Ab Ser-aCncStreptokinase AbCOAGStreptokinase antibody, BloodACnc

Frequently asked questions

Code details

Code5369-4
SystemLOINC
Display nameStreptokinase Ab Qn (S)
DescriptionStreptokinase Ab
Short nameStreptokinase Ab Ser-aCnc
ComponentStreptokinase Ab
PropertyACnc
TimingPt
System (specimen)Ser
ScaleQn
ClassCOAG
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0
Last changed2.69

Consumer names

Streptokinase antibody, Blood

Part names

Streptokinase AbACncPtSerQnArbitrary ConcentrationPoint 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 5369-4 | HealthAssure