LOINC

LOINC Code 5940-2: Cocaine Ql (S)

5940-2 is a LOINC code used to identify Cocaine Ql (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 Cocaine. 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 Cocaine. 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: DEPRECATED

What it does not mean

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

Key facts

  • Deprecated Cocaine [Presence] in Serum or Plasma
  • Cocaine
  • Addiction; Arbitrary Concentration; Benzoylmethylecgonine; Coke; Crack; DRUG/TOXICOLOGY; Drugs; Drugs of abuse; Ecgonine methyl ester benzoate; Illicit; Ordinal; Point in time; PotentialForAbuse; Ql; Qual; Qualitative; Random; Screen; Serum; Snow; 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

Cocaine Ql (S)Deprecated Cocaine [Presence] in Serum or PlasmaDeprecated Cocaine Ser QlCocaineDRUG/TOXCocaine, BloodACnc

Frequently asked questions

Code details

Code5940-2
SystemLOINC
Display nameCocaine Ql (S)
DescriptionCocaine
Short nameDeprecated Cocaine Ser Ql
ComponentCocaine
PropertyACnc
TimingPt
System (specimen)Ser
ScaleOrd
ClassDRUG/TOX
StatusDEPRECATED

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0d
Last changed2.36

Consumer names

Cocaine, Blood

Part names

CocaineACncPtSerOrdArbitrary ConcentrationPoint 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.

LOINC Code 5940-2 | HealthAssure