LOINCActiveObservation

LOINC Code 18042-2: Pulmonic valve Ejection time by US.doppler

18042-2 is a LOINC code used to identify Pulmonic valve Ejection time 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 Ejection time. It is commonly used with the system or sample type Pulmonic valve.

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 Ejection time. It is commonly used with the system or sample type Pulmonic valve.

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

  • Pulmonic valve Ejection time by US.doppler
  • Ejection time
  • CARD.US; Cardio; Cardiology; DOP; DUPLEX; Echography; Heart Disease; Point in time; PV; PVET; QNT; Quan; Quant; Quantitative; Random; Sonogram; Sonograph; Sonography; 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

Pulmonic valve Ejection time by US.dopplerPV Ejection time DOPEjection timeCARD.USTimePtPulmonic valve

Frequently asked questions

Code details

Code18042-2
SystemLOINC
Display namePulmonic valve Ejection time by US.doppler
DescriptionEjection time
Short namePV Ejection time DOP
ComponentEjection time
PropertyTime
TimingPt
System (specimen)Pulmonic valve
ScaleQn
MethodUS.doppler
ClassCARD.US
Example unitsms
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0l
Last changed2.54

Part names

Ejection timeTimePtPulmonic valveQnUS.dopplerTime (e.g. seconds)Point in time (spot)Ultrasound.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.

LOINC Code 18042-2 | HealthAssure