LOINCActiveBoth

LOINC Code 98033-4: PET+CT Lower extremity

98033-4 is a LOINC code used to identify PET+CT Lower extremity 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 Multisection^W radionuclide IV. It is commonly used with the system or sample type Lower extremity.

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 Multisection^W radionuclide IV. It is commonly used with the system or sample type Lower extremity.

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 Lower extremity
  • Multisection^W radionuclide IV
  • CAT scan; Computed tomography; Computerized tomography; CT scan; Document; EXT; Finding; Findings; Imaging; LE; Leg; Low; PET Scan; PET+CT; Point in time; Position Emmision Tomography; Positron Emission Tomography; Radiology; Radnuc.PET; Random; RN; RNC; Scan; W RNC IV

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 Lower extremityPET+CT LE W RNC IVMultisection^W radionuclide IVRADFindPtLower extremity

Frequently asked questions

Code details

Code98033-4
SystemLOINC
Display namePET+CT Lower extremity
DescriptionMultisection^W radionuclide IV
Short namePET+CT LE W RNC IV
ComponentMultisection^W radionuclide IV
PropertyFind
TimingPt
System (specimen)Lower extremity
ScaleDoc
MethodPT+CT
ClassRAD
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.70
Last changed2.70

Part names

Multisection^W radionuclide IVFindPtLower extremityDocPT+CTTrueUnspecifiedIVWRadionuclideFindingPoint in time (spot)PET+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.

LOINC Code 98033-4 | HealthAssure