LOINCActiveObservation

LOINC Code 8616-5: Premature ventricular contractions

8616-5 is a LOINC code used to identify Premature ventricular contractions 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 Premature ventricular contractions. It is commonly used with the system or sample type Heart.

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 Premature ventricular contractions. It is commonly used with the system or sample type Heart.

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: EKG

What it does not mean

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

Key facts

  • Premature ventricular contractions
  • Cardiac; Cardio; Cardiology; Count/time; ECG; EKG.MEASUREMENTS; Electrocardiogram; Electrocardiograph; Heart Disease; Hrt; nRate; Number rate; Number Rate = Count/Time; PVC; PVCs; QNT; Quan; Quant; Quantitative; Studies; Study; Sutdies

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

Premature ventricular contractionsPVCs nRateEKG.MEASNRatStdyHeartQn

Frequently asked questions

Code details

Code8616-5
SystemLOINC
Display namePremature ventricular contractions
Short namePVCs nRate
ComponentPremature ventricular contractions
PropertyNRat
TimingStdy
System (specimen)Heart
ScaleQn
MethodEKG
ClassEKG.MEAS
Example unitsbeats/min
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0h(3)
Last changed2.54

Part names

Premature ventricular contractionsNRatStdyHeartQnEKGNumber RateStudyElectrocardiogram (EKG)

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 8616-5 | HealthAssure