74910-1

LOINC Code


LOINC code74910-1
name
descriptionMeasurement of porphyrins in 24 urine is performed for diagnosis of various porphyria disorders, including porphyrin cutanea tarda, hereditary coproporphyria, variegate porphyria, and congenital erythropoietic porphyria.
statusACTIVE

Fully-Specified Name

componentPorphyrin fractions & creatinine panel
propertySRto  =  Substance Ratio
time24H  =  24 hours
systemUrine
scale-
method

Additional Names

short name1 day; 24 hours; 24HR; Chemistry; CR; Crea; Creat; Creat Pnl; Frac; Fract; Fraction; Fractionated; Fractionation; Pan; PANEL.CHEMISTRY; Panl; Pnl; Porph Fract+Creat Pnl; Scrto; Substance concentration ratio; Substance ratio; UA; UCr; UR; Urn

Basic Attributes

classPANEL.CHEM
type1  Laboratory
order vs. observationPorph Fract+Cre

Panel Components

59820-1
59821-9
75000-0
32179-4
48621-7
59819-3
32043-2
25886-3
49292-6

History/Usage

first released
last updated2.63
last change typeMIN  - change to field other than name

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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