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 51782-1: Drugs of abuse 7 and Alcohol and Tricyclics panel Screen (U)

Name: LOINC Code 51782-1: Drugs of abuse 7 and Alcohol and Tricyclics panel Screen (U)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:35.013Z

51782-1 is a LOINC code used to identify Drugs of abuse 7 and Alcohol and Tricyclics panel Screen (U) 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 Drugs of abuse 7 & Alcohol & Tricyclics panel. It is commonly used with the system or sample type Urine.

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 Drugs of abuse 7 & Alcohol & Tricyclics panel. It is commonly used with the system or sample type Urine.

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
Method: Screen

What it does not mean

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

Key facts

Drugs of abuse 7 and Alcohol and Tricyclics panel - Urine by Screen method
Drugs of abuse 7 & Alcohol & Tricyclics panel
Alc; alcoholic; DAU; Drug; DRUG/TOXICOLOGY; Drugs; Drugs of abuse 7+Alc+Tricyc Pnl; Pan; PANEL.DRUG & TOXICOLOGY; Panl; Pnl; Point in time; Random; Scn; Scr; Scrn; UA; UR; Urn

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

Drugs of abuse 7 and Alcohol and Tricyclics panel Screen (U)Drugs of abuse 7 and Alcohol and Tricyclics panel - Urine by Screen methodDrugs of abuse 7+Alc+Tricyc Pnl Ur ScnDrugs of abuse 7 & Alcohol & Tricyclics panelPANEL.DRUG/TOXDrugs of Abuse 7 and Alcohol and Tricyclics panel, Urine-

Frequently asked questions

Code details

Code51782-1

SystemLOINC

Display nameDrugs of abuse 7 and Alcohol and Tricyclics panel Screen (U)

DescriptionDrugs of abuse 7 & Alcohol & Tricyclics panel

Short nameDrugs of abuse 7+Alc+Tricyc Pnl Ur Scn

ComponentDrugs of abuse 7 & Alcohol & Tricyclics panel

Property-

TimingPt

System (specimen)Urine

Scale-

MethodScreen

ClassPANEL.DRUG/TOX

StatusACTIVE

Order/ObservationOrder

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.24

Last changed2.73

Consumer names

Drugs of Abuse 7 and Alcohol and Tricyclics panel, Urine

Part names

Drugs of abuse 7 & Alcohol & Tricyclics panel-PtUrineScreenDrugs of abuse 7 and Alcohol and Tricyclics panelPoint in time (spot)Toxicology screen

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.