What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveOrder

LOINC Code 50737-6: Serotonin release.heparin.porcine panel (S)

Name: LOINC Code 50737-6: Serotonin release.heparin.porcine panel (S)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:34.496Z

50737-6 is a LOINC code used to identify Serotonin release.heparin.porcine panel (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 Serotonin release.heparin.porcine panel. 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 Serotonin release.heparin.porcine panel. 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: Order
Panel type: Panel

What it does not mean

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

Key facts

Serotonin release.heparin.porcine panel - Serum
Serotonin release.heparin.porcine panel
5-HT; 5-hydroxytryptamine; 5-hydroxytryptophane; C10H12N2O; Enteramine; Hep; Hepar; Heparin dependent platelet antibody; Heparn; Pan; PANEL.SEROLOGY; Panl; Pnl; Point in time; Pork; Random; Serology; Serotonin release assay; Serum; SR; SRA; SRA porcine Pnl; Swine

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

Serotonin release.heparin.porcine panel (S)Serotonin release.heparin.porcine panel - SerumSRA porcine Pnl SerSerotonin release.heparin.porcine panelPANEL.SEROSerotonin release.heparin.porcine panel, Blood-

Frequently asked questions

Code details

Code50737-6

SystemLOINC

Display nameSerotonin release.heparin.porcine panel (S)

DescriptionSerotonin release.heparin.porcine panel

Short nameSRA porcine Pnl Ser

ComponentSerotonin release.heparin.porcine panel

Property-

TimingPt

System (specimen)Ser

Scale-

ClassPANEL.SERO

StatusACTIVE

Order/ObservationOrder

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.22

Last changed2.42

Consumer names

Serotonin release.heparin.porcine panel, Blood

Part names

Serotonin release.heparin.porcine panel-PtSerPoint 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.