LOINCActiveObservation

LOINC Code 11690-5: Uterine artery - left Mean blood flow US.doppler

11690-5 is a LOINC code used to identify Uterine artery - left Mean blood flow 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.mean. It is commonly used with the system or sample type Uterine artery.left.

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.mean. It is commonly used with the system or sample type Uterine artery.left.

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

  • Uterine artery - left Mean blood flow US.doppler
  • Blood flow.mean
  • Time-average of the maximum Doppler shift frequency envelope over the cardiac cycle.
  • Art; Average; Avg; Bld flow; Cardio; Cardiology; DOP; DUPLEX; Dynamic; Echography; Gyn; Gynecology; Heart Disease; L; LT; Mean V; OB; ObGyn; OBSTERICAL; OBSTERICAL.ULTRASOUND; Obstetrical; Obstetrics; Point in time; QNT; Quan; Quant; Quantitative; Random; Sonogram; Sonograph; Sonography; ULS; Ultrasound; Uterine a-L; V mean; Velocity; Vmean

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

Uterine artery - left Mean blood flow US.dopplerUterine a-L Vmean DOPBlood flow.meanOB.USVelPtUterine artery.left

Frequently asked questions

Code details

Code11690-5
SystemLOINC
Display nameUterine artery - left Mean blood flow US.doppler
DescriptionBlood flow.mean
Short nameUterine a-L Vmean DOP
ComponentBlood flow.mean
PropertyVel
TimingPt
System (specimen)Uterine artery.left
ScaleQn
MethodUS.doppler
ClassOB.US
Example unitscm/s
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0j-a
Last changed2.67

Part names

Blood flow.meanVelPtUterine artery.leftQnUS.dopplerVelocity (distance/time)Point in time (spot)Uterine artery LeftUltrasound.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.