LOINCActiveBoth

LOINC Code 46361-2: NM Lung Ventilation W Xe-133 IH

46361-2 is a LOINC code used to identify NM Lung Ventilation W Xe-133 IH 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 Views ventilation^W Xe-133 IH. It is commonly used with the system or sample type Chest>Lung.

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 Views ventilation^W Xe-133 IH. It is commonly used with the system or sample type Chest>Lung.

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: NM

What it does not mean

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

Key facts

  • NM Lung Ventilation W Xe-133 IH
  • Views ventilation^W Xe-133 IH
  • Document; Films; Finding; Findings; Imaging; inhaled; Lung; Point in time; Pulmonary; Pulmonology; Rad; Radiology; Random; Respiratory; Scan; Thorax; View; VWS; W 133Xe IH; Xenon 133

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

NM Lung Ventilation W Xe-133 IHNM Lung V W 133Xe IHViews ventilation^W Xe-133 IHRADFindPtChest>Lung

Frequently asked questions

Code details

Code46361-2
SystemLOINC
Display nameNM Lung Ventilation W Xe-133 IH
DescriptionViews ventilation^W Xe-133 IH
Short nameNM Lung V W 133Xe IH
ComponentViews ventilation^W Xe-133 IH
PropertyFind
TimingPt
System (specimen)Chest>Lung
ScaleDoc
MethodNM
ClassRAD
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.19
Last changed2.61

Part names

Views ventilation^W Xe-133 IHFindPtChest>LungDocNMLungTrueUnspecifiedChestIHXe-133WViewsVentilationFindingPoint 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 46361-2 | HealthAssure