LOINCActiveObservation

LOINC Code 20345-5: Tricuspid valve Deceleration slope [Velocity] by US

20345-5 is a LOINC code used to identify Tricuspid valve Deceleration slope [Velocity] by US 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 Deceleration slope. It is commonly used with the system or sample type Tricuspid 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 Deceleration slope. It is commonly used with the system or sample type Tricuspid 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

What it does not mean

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

Key facts

  • Tricuspid valve Deceleration slope [Velocity] by US
  • Deceleration slope
  • CARD.US; Cardio; Cardiology; Dec; Decel slope; Echography; Heart Disease; Point in time; QNT; Quan; Quant; Quantitative; Random; Sonogram; Sonograph; Sonography; TV; ULS; Ultrasound; Velocity

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

Tricuspid valve Deceleration slope [Velocity] by USTV Decel slope USDeceleration slopeCARD.USVelPtTricuspid valve

Frequently asked questions

Code details

Code20345-5
SystemLOINC
Display nameTricuspid valve Deceleration slope [Velocity] by US
DescriptionDeceleration slope
Short nameTV Decel slope US
ComponentDeceleration slope
PropertyVel
TimingPt
System (specimen)Tricuspid valve
ScaleQn
MethodUS
ClassCARD.US
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0m
Last changed2.27

Part names

Deceleration slopeVelPtTricuspid valveQnUSVelocity (distance/time)Point in time (spot)Ultrasound

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.