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.

LOINCActiveBoth

LOINC Code 87905-6: PET+CT Guidance for localization of tumor of Head and Neck-- W 18F-FDG IV

Name: LOINC Code 87905-6: PET+CT Guidance for localization of tumor of Head and Neck-- W 18F-FDG IV
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:16.696Z

87905-6 is a LOINC code used to identify PET+CT Guidance for localization of tumor of Head and Neck-- W 18F-FDG IV 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 Guidance for localization of tumor^W 18F-FDG IV. It is commonly used with the system or sample type Head+Neck.

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 Guidance for localization of tumor^W 18F-FDG IV. It is commonly used with the system or sample type Head+Neck.

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: Both
Method: PT+CT

What it does not mean

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

Key facts

PET+CT Guidance for localization of tumor of Head and Neck-- W 18F-FDG IV
Guidance for localization of tumor^W 18F-FDG IV
Brain; CAT scan; Computed tomography; Computerized tomography; Cranial; Cranium; CT scan; Document; Finding; Findings; Guid; Guide; Guided; Imaging; Intracranial; Local; PET Scan; PET+CT; Point in time; Position Emmision Tomography; Positron Emission Tomography; Rad; RADIOLOGY; Radnuc.PET; Random; Skull; Tum loc

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

PET+CT Guidance for localization of tumor of Head and Neck-- W 18F-FDG IVPET+CT Head+Neck Guid tum loc 18F-FDG IVGuidance for localization of tumor^W 18F-FDG IVRADFindPtHead+Neck

Frequently asked questions

Code details

Code87905-6

SystemLOINC

Display namePET+CT Guidance for localization of tumor of Head and Neck-- W 18F-FDG IV

DescriptionGuidance for localization of tumor^W 18F-FDG IV

Short namePET+CT Head+Neck Guid tum loc 18F-FDG IV

ComponentGuidance for localization of tumor^W 18F-FDG IV

PropertyFind

TimingPt

System (specimen)Head+Neck

ScaleDoc

MethodPT+CT

ClassRAD

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.63

Last changed2.63

Part names

Guidance for localization of tumor^W 18F-FDG IVFindPtHead+NeckDocPT+CTHeadNeckLocalizationGuidanceIVWTumor18F-FDGFindingPoint in time (spot)Head and NeckPET+CTIntravenous

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.