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 79665-6: Purine and Pyrimidine panel

Name: LOINC Code 79665-6: Purine and Pyrimidine panel
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:01.838Z

79665-6 is a LOINC code used to identify Purine and Pyrimidine panel 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 Purine & Pyrimidine panel. It is commonly used with the system or sample type Ser/Plas.

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 Purine & Pyrimidine panel. It is commonly used with the system or sample type Ser/Plas.

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

Purine and Pyrimidine panel - Serum or Plasma
Purine & Pyrimidine panel
This panel should be used to report the individual ser/plas results for purine and pyrimidine analytes as well as the overall interpretation of the individual purine and pyrimidine results taken as a whole. The pattern of results can help differentiate between various disorders of purine and pyrimidine degradation.
Chemistry; Pan; PANEL.CHEMISTRY; Panl; Pl; Plasma; Plsm; Pnl; Point in time; Purine + Pyrimidine Pnl; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; 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

Purine and Pyrimidine panelPurine and Pyrimidine panel - Serum or PlasmaPurine + Pyrimidine Pnl SerPlPurine & Pyrimidine panelPANEL.CHEMPurine and Pyrimidine panel, Blood-

Frequently asked questions

Code details

Code79665-6

SystemLOINC

Display namePurine and Pyrimidine panel

DescriptionPurine & Pyrimidine panel

Short namePurine + Pyrimidine Pnl SerPl

ComponentPurine & Pyrimidine panel

Property-

TimingPt

System (specimen)Ser/Plas

Scale-

ClassPANEL.CHEM

StatusACTIVE

Order/ObservationOrder

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.54

Last changed2.54

Consumer names

Purine and Pyrimidine panel, Blood

Part names

Purine & Pyrimidine panel-PtSer/PlasPurine and Pyrimidine panelPoint in time (spot)Serum or Plasma

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.