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.

LOINCActiveObservation

LOINC Code 69359-8: Amylase 2nd specimen post Unsp challenge [Catalytic activity/Vol]

Name: LOINC Code 69359-8: Amylase 2nd specimen post Unsp challenge [Catalytic activity/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:48.863Z

69359-8 is a LOINC code used to identify Amylase 2nd specimen post Unsp challenge [Catalytic activity/Vol] 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 Amylase^2nd specimen post XXX challenge. 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 Amylase^2nd specimen post XXX challenge. 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: Observation

What it does not mean

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

Key facts

Amylase [Enzymatic activity/volume] in Serum or Plasma --2nd specimen post XXX challenge
Amylase^2nd specimen post XXX challenge
After; Alpha amylase; Ams; Amyl; Catalytic Concentration; CHEMISTRY.CHALLENGE TESTING; Convalescent; Diastase; Gastro; Gastroenterology; GI; k87; p chal; Pl; Plasma; Plsm; Point in time; Post immunization; PST; QNT; Quan; Quant; Quantitative; Random; Second; SerP; SerPl; SerPlas; Serum; Serum or plasma; sp2; sp2 p chal; Spec; 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

Amylase 2nd specimen post Unsp challenge [Catalytic activity/Vol]Amylase [Enzymatic activity/volume] in Serum or Plasma --2nd specimen post XXX challengeAmylase sp2 p chal SerPl-cCncAmylase^2nd specimen post XXX challengeCHALAmylase 2nd specimen after challenge, BloodCCnc

Frequently asked questions

Code details

Code69359-8

SystemLOINC

Display nameAmylase 2nd specimen post Unsp challenge [Catalytic activity/Vol]

DescriptionAmylase^2nd specimen post XXX challenge

Short nameAmylase sp2 p chal SerPl-cCnc

ComponentAmylase^2nd specimen post XXX challenge

PropertyCCnc

TimingPt

System (specimen)Ser/Plas

ScaleQn

ClassCHAL

Example unitsarb U/L

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.38

Last changed2.70

Consumer names

Amylase 2nd specimen after challenge, Blood

Part names

Amylase^2nd specimen post XXX challengeCCncPtSer/PlasQnCatalytic ConcentrationPoint 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.