LOINCActive

LOINC Code 8574-6: Thumb arteries - right Systolic blood pressure

8574-6 is a LOINC code used to identify Thumb arteries - right Systolic blood pressure 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 Intravascular systolic. It is commonly used with the system or sample type Thumb arteries.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 Intravascular systolic. It is commonly used with the system or sample type Thumb arteries.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

  • Thumb arteries - right Systolic blood pressure
  • Intravascular systolic
  • Blood pressure; BLOOD PRESSURE MEASUREMENTS.MOLEC; Blood pressure systolic; BP; BP sys; BP systolic; Cardio; Cardiology; Heart Disease; Intravenous; IV; Point in time; Pressure; QNT; Quan; Quant; Quantitative; R; Random; RT; SBP; Sys BP; Thumb aa-R

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

Thumb arteries - right Systolic blood pressureThumb aa-R BP sysIntravascular systolicBP.MOLECPresPtThumb arteries.right

Frequently asked questions

Code details

Code8574-6
SystemLOINC
Display nameThumb arteries - right Systolic blood pressure
DescriptionIntravascular systolic
Short nameThumb aa-R BP sys
ComponentIntravascular systolic
PropertyPres
TimingPt
System (specimen)Thumb arteries.right
ScaleQn
ClassBP.MOLEC
Example unitsmm Hg
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0h(3)
Last changed2.40

Part names

Intravascular systolicPresPtThumb arteries.rightQnPressurePoint in time (spot)Thumb arteries 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.