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 57691-8: Cortisol 9th specimen (Sal) [Mass/Vol]

Name: LOINC Code 57691-8: Cortisol 9th specimen (Sal) [Mass/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:38.757Z

57691-8 is a LOINC code used to identify Cortisol 9th specimen (Sal) [Mass/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 Cortisol^9th specimen. It is commonly used with the system or sample type Saliva.

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 Cortisol^9th specimen. It is commonly used with the system or sample type Saliva.

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

Cortisol [Mass/volume] in Saliva (oral fluid) --9th specimen
Cortisol^9th specimen
17-Hydroxycorticosterone; Chemistry; Compound F; Coritsol; Cort; F; hydrocortisone; Level; Mass concentration; Oral fluid; Point in time; QNT; Quan; Quant; Quantitative; Random; Sal; sp9; Spec

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

Cortisol 9th specimen (Sal) [Mass/Vol]Cortisol [Mass/volume] in Saliva (oral fluid) --9th specimenCortis sp9 Sal-mCncCortisol^9th specimenCHEMCortisol 9th specimen, SalivaMCnc

Frequently asked questions

Code details

Code57691-8

SystemLOINC

Display nameCortisol 9th specimen (Sal) [Mass/Vol]

DescriptionCortisol^9th specimen

Short nameCortis sp9 Sal-mCnc

ComponentCortisol^9th specimen

PropertyMCnc

TimingPt

System (specimen)Saliva

ScaleQn

ClassCHEM

Example unitsug/dL

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.29

Last changed2.73

Consumer names

Cortisol 9th specimen, Saliva

Part names

Cortisol^9th specimenMCncPtSalivaQnMass ConcentrationPoint in time (spot)

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.