LOINCActive

LOINC Code 59101-6: Pulmonary artery Pressure by derived by US

59101-6 is a LOINC code used to identify Pulmonary artery Pressure by derived 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 Pressure. It is commonly used with the system or sample type Pulmonary artery.

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 Pressure. It is commonly used with the system or sample type Pulmonary artery.

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
  • Method: US.derived

What it does not mean

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

Key facts

Pulmonary artery Pressure by derived by US
Pressure
Pulmonary Artery Pressure using Accel Time Equation=79 - 0.45 * AT WhereAT = Pulmonary Valve Acceleration Time in ms.
Art; CARD.US; Cardio; Cardiology; der US; Echography; Heart Disease; PA; PAP; Point in time; Pressure; QNT; Quan; Quant; Quantitative; Random; Sonogram; Sonograph; Sonography; ULS; Ultrasound

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

Pulmonary artery Pressure by derived by USPA Press der USPressureCARD.USPresPtPulmonary artery

Frequently asked questions

Code details

Code59101-6
SystemLOINC
Display namePulmonary artery Pressure by derived by US
DescriptionPressure
Short namePA Press der US
ComponentPressure
PropertyPres
TimingPt
System (specimen)Pulmonary artery
ScaleQn
MethodUS.derived
ClassCARD.US
Example unitsmm Hg
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.32
Last changed2.68

Part names

PressurePresPtPulmonary arteryQnUS.derivedPoint in time (spot)Ultrasound.derived

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.

LOINC Code 59101-6 | HealthAssure