73696-7

LOINC Code


LOINC code73696-7
name
descriptionThis term represents the quantitative difference between the preductal and postductal oxygen saturation measurements and is used in conjunction with the two measurements to determine the end result of the screening event, such as for critical congenital heart defects (CCHD) in newborns.
statusACTIVE

Fully-Specified Name

componentOxygen saturation.preductal-oxygen saturation.postductal
propertyMFrDiff  =  Mass Fraction Difference
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.
systemBld.preductal+Bld.postductal
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
method

Additional Names

short nameBld Postductal; Bld Preductal; Bld.foot; Bld.pre+post; Bld.right hand; BldA.foot; BldA.right hand; Blood; Cardio; Cardiology; CARDIO-PULM; Heart Disease; Lung; O2; Point in time; Postductal blood; Preductal blood; PULMONARY; Pulmonology; QNT; Quan; Quant;

Basic Attributes

classCARDIO-PULM
type2  Clinical
order vs. observationSaO2%.pre-post

Member of these Panels

73805-4

History/Usage

first released
last updated2.73
last change typeMIN  - change to field other than name
change reason%

Related Names



Copyright © 2026 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2026, 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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