LOINC Home

{component}   LP432695-7

Clinical   LP7787-7

Cardiology   LP29708-2

EKG measurements   LP7795-0

P-R Interval   LP30999-4

P-R Interval | Lead I | EKG measurements   LP406960-7

P-R Interval Lead I   18523-1

LOINC Code


LOINC code18523-1
nameP-R Interval Lead I
descriptionAdded to accommodate measures defined in CEN/TC251/PT007, SCP-ECG (Standard Communications Protocol for Computerized Electrocardiography)
statusACTIVE

Fully-Specified Name

componentPR interval
    PR  =  Rectal
propertyTime  =  Time Duration
timePt  =  Point in time:  To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements.
systemLead I
scaleQn  =  Quantitative:  The result of the test is a numeric value that relates to a continuous numeric scale. Reported either as an integer, a ratio, a real number, or a range. The test result value may optionally contain a relational operator from the set {<=, <, >, >=}. Valid values for a quantitative test are of the form "7", "-7", "7.4", "-7.4", "7.8912", "0.125", "<10", "<10.15", ">12000", 1-10, 1:256
methodEKG

Additional Names

short nameP-R interval L-I

Basic Attributes

classEKG.MEAS
type2  Clinical
order vs. observationObservation
example UCUM unitss
The Unified Code for Units of Measure (UCUM) is a code system intended to include all units of measures being contemporarily used in international science, engineering, and business (www.unitsofmeasure.org)
example units

Associated Observations

LOINC codes that represent optional associated observation(s) for a clinical observation or laboratory test. A LOINC term may represent a single associated observation or panel containing several associated observations.

Member of these Panels

45033-8Cardiovascular physiologic and EKG assessment panel

History/Usage

first released
last updated2.48
last change typeMIN  - change to field other than name

Related Names

Cardio
Cardiology
ECG
EKG.MEASUREMENTS
Electrocardiogram
Electrocardiograph
Heart Disease
L-I
 Point in time
P-R interval
QNT
Quan
Quant
Quantitative
Random

Copyright © 2024 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2024, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. See https://loinc.org/license for the full LOINC copyright and license.

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