LOINCActiveObservation

LOINC Code 28045-3: Cortisol spec 1 Ql (Sal)

28045-3 is a LOINC code used to identify Cortisol spec 1 Ql (Sal) 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^1st 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^1st 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 [Presence] in Saliva (oral fluid) --1st specimen
  • Cortisol^1st specimen
  • 17-Hydroxycorticosterone; Acute specimen; Chemistry; Compound F; Coritsol; Cort; F; First; hydrocortisone; Oral fluid; Ordinal; Point in time; PR; Pre immunization; QL; Qual; Qualitative; Random; Sal; Screen; sp1; 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 spec 1 Ql (Sal)Cortisol [Presence] in Saliva (oral fluid) --1st specimenCortis sp1 Sal QlCortisol^1st specimenCHEMCortisol specimen 1, SalivaPrThr

Frequently asked questions

Code details

Code28045-3
SystemLOINC
Display nameCortisol spec 1 Ql (Sal)
DescriptionCortisol^1st specimen
Short nameCortis sp1 Sal Ql
ComponentCortisol^1st specimen
PropertyPrThr
TimingPt
System (specimen)Saliva
ScaleOrd
ClassCHEM
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.00
Last changed2.56

Consumer names

Cortisol specimen 1, Saliva

Part names

Cortisol^1st specimenPrThrPtSalivaOrdPresence or ThresholdPoint 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.

LOINC Code 28045-3 | HealthAssure