LOINCActiveObservation

LOINC Code 18162-8: Pulmonic valve Maximum blood flow velocity by US.doppler

18162-8 is a LOINC code used to identify Pulmonic valve Maximum blood flow velocity 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 Blood flow velocity.max. 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 Blood flow velocity.max. 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 Maximum blood flow velocity by US.doppler
  • Blood flow velocity.max
  • Bld flow; Bld flow vel; Bld flow.velocity; CARD.US; Cardio; Cardiology; DOP; DUPLEX; Dynamic; Echography; Heart Disease; Largest; Max V; Maximal; Maximum; Peak; Peak velocity; Point in time; PV; QNT; Quan; Quant; Quantitative; Random; Sonogram; Sonograph; Sonography; ULS; Ultrasound; V max; Vel; VEL max; Velocity; Vmax

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 Maximum blood flow velocity by US.dopplerPV Vmax DOPBlood flow velocity.maxCARD.USVelPtPulmonic valve

Frequently asked questions

Code details

Code18162-8
SystemLOINC
Display namePulmonic valve Maximum blood flow velocity by US.doppler
DescriptionBlood flow velocity.max
Short namePV Vmax DOP
ComponentBlood flow velocity.max
PropertyVel
TimingPt
System (specimen)Pulmonic valve
ScaleQn
MethodUS.doppler
ClassCARD.US
Example unitsm/s; cm/s
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0l
Last changed2.67

Part names

Blood flow velocity.maxVelPtPulmonic valveQnUS.dopplerBlood flow.velocity.maxVelocity (distance/time)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.