LOINCActive

LOINC Code 8593-6: Right atrial V wave amplitude

8593-6 is a LOINC code used to identify Right atrial V wave amplitude 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 V wave amplitude. It is commonly used with the system or sample type Heart.atrium.right.

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 V wave amplitude. It is commonly used with the system or sample type Heart.atrium.right.

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

What it does not mean

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

Key facts

  • Right atrial V wave amplitude
  • V wave amplitude
  • Atrial; BLOOD PRESSURE MEASUREMENTS.VENOUS.MOLEC; Cardiac; Cardio; Cardiology; Heart Disease; Hrt; Point in time; Pressure; QNT; Quan; Quant; Quantitative; R; RA; Random; RAP; RT; Venous

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

Right atrial V wave amplitudeRA V wave ampV wave amplitudeBP.VENOUS.MOLECPresPtHeart.atrium.right

Frequently asked questions

Code details

Code8593-6
SystemLOINC
Display nameRight atrial V wave amplitude
DescriptionV wave amplitude
Short nameRA V wave amp
ComponentV wave amplitude
PropertyPres
TimingPt
System (specimen)Heart.atrium.right
ScaleQn
ClassBP.VENOUS.MOLEC
Example unitscm H2O
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0h(3)
Last changed2.48

Part names

V wave amplitudePresPtHeart.atrium.rightQnPressurePoint in time (spot)Heart.atrium Right

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 8593-6 | HealthAssure