LOINCActiveObservation

LOINC Code 12026-1: Left ventricle [Length] Short axis during systole US.M-mode+Measured

12026-1 is a LOINC code used to identify Left ventricle [Length] Short axis during systole US.M-mode+Measured 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 Short axis.systole. It is commonly used with the system or sample type Heart.ventricle.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 Short axis.systole. It is commonly used with the system or sample type Heart.ventricle.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.M-mode+Measured

What it does not mean

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

Key facts

  • Left ventricle [Length] Short axis during systole US.M-mode+Measured
  • Short axis.systole
  • Cardiac; Cardio; Cardiology; Echography; Gyn; Gynecology; Heart Disease; Hrt; Hrt ventr; L; Length; LT; LV; LVIDS; MM; mmode; OB; ObGyn; OBSTERICAL; OBSTERICAL.ULTRASOUND; Obstetrical; Obstetrics; Point in time; QNT; Quan; Quant; Quantitative; Random; SAX; SAX dur sys; Sonogram; Sonograph; Sonography; Sys; Syst; ULS; Ultrasound; Ventricular

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

Left ventricle [Length] Short axis during systole US.M-mode+MeasuredLV SAX dur sys US.M-mode+MeasShort axis.systoleOB.USLenPtHeart.ventricle.left

Frequently asked questions

Code details

Code12026-1
SystemLOINC
Display nameLeft ventricle [Length] Short axis during systole US.M-mode+Measured
DescriptionShort axis.systole
Short nameLV SAX dur sys US.M-mode+Meas
ComponentShort axis.systole
PropertyLen
TimingPt
System (specimen)Heart.ventricle.left
ScaleQn
MethodUS.M-mode+Measured
ClassOB.US
Example unitsmm
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0j-a
Last changed2.54

Part names

Short axis.systoleLenPtHeart.ventricle.leftQnUS.M-mode+MeasuredShort axis during systoleLengthPoint in time (spot)Heart ventricle - left

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.