LOINCActiveBoth

LOINC Code 81576-1: NM Brain LT 4 Views for blood flow

81576-1 is a LOINC code used to identify NM Brain LT 4 Views for blood flow 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 for blood flow LT 4^W radionuclide IV. It is commonly used with the system or sample type Head>Brain.

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 for blood flow LT 4^W radionuclide IV. It is commonly used with the system or sample type Head>Brain.

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 Brain LT 4 Views for blood flow
  • Views for blood flow LT 4^W radionuclide IV
  • Bld flow; Brain; Cerebral; Cerebrum; CorePlaybook; Cranial; Cranium; Document; Dynamic; Films; Finding; Findings; Head; Imaging; Intracranial; LT 4V for bld flow; Playbook; Point in time; Rad; Radiology; Random; RN; RNC; Scan; Skull; View; Vs bld flow; VWS; 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

NM Brain LT 4 Views for blood flowNM Brain LT 4V for bld flow W RNC IVViews for blood flow LT 4^W radionuclide IVRADFindPtHead>Brain

Frequently asked questions

Code details

Code81576-1
SystemLOINC
Display nameNM Brain LT 4 Views for blood flow
DescriptionViews for blood flow LT 4^W radionuclide IV
Short nameNM Brain LT 4V for bld flow W RNC IV
ComponentViews for blood flow LT 4^W radionuclide IV
PropertyFind
TimingPt
System (specimen)Head>Brain
ScaleDoc
MethodNM
ClassRAD
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.56
Last changed2.64

Part names

Views for blood flow LT 4^W radionuclide IVFindPtHead>BrainDocNMHeadIVWBrainBlood flowRadionuclideViewsLT 4FindingPoint in time (spot)Intravenous

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.