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.

LOINCActiveObservation

LOINC Code 8928-4: Pulse wave form Ulnar artery - left by US.doppler

Name: LOINC Code 8928-4: Pulse wave form Ulnar artery - left by US.doppler
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:18.535Z

8928-4 is a LOINC code used to identify Pulse wave form Ulnar artery - left by US.doppler 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 Pulse wave form. It is commonly used with the system or sample type Ulnar artery.left.

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 Pulse wave form. It is commonly used with the system or sample type Ulnar artery.left.

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: Observation
Method: US.doppler

What it does not mean

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

Key facts

Pulse wave form Ulnar artery - left by US.doppler
Pulse wave form
Art; Cardio; Cardiology; DOP; DUPLEX; Echography; Heart Disease; Heart Rate; HEART RATE.MOLEC; Impression; Impression/interpretation of study; Impressions; Interp; Interpretation; L; LT; Nominal; Point in time; Random; Sonogram; Sonograph; Sonography; Ulnar a-L; ULS; Ultrasound

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

Pulse wave form Ulnar artery - left by US.dopplerPulse wave form Ulnar a-L DOPPulse wave formHRTRATE.MOLECImpPtUlnar artery.left

Frequently asked questions

Code details

Code8928-4

SystemLOINC

Display namePulse wave form Ulnar artery - left by US.doppler

DescriptionPulse wave form

Short namePulse wave form Ulnar a-L DOP

ComponentPulse wave form

PropertyImp

TimingPt

System (specimen)Ulnar artery.left

ScaleNom

MethodUS.doppler

ClassHRTRATE.MOLEC

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0h(3)

Last changed2.29

Part names

Pulse wave formImpPtUlnar artery.leftNomUS.dopplerImpression/interpretation of studyPoint in time (spot)Ulnar artery LeftUltrasound.doppler

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.