Phenylalanine/Tyrosine [Mass Ratio] in Serum or Plasma   2768-0

LOINC Code


LOINC code2768-0
namePhenylalanine/Tyrosine [Mass Ratio] in Serum or Plasma
statusACTIVE

Fully-Specified Name

componentPhenylalanine/Tyrosine
propertyMRto  =  Mass Ratio
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.
systemSer/Plas
    Ser  =  Serum
    Plas  =  Plasma
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 namePhe/Tyr SerPl

Basic Attributes

classCHEM
type1  Laboratory
order vs. observationObservation

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.

History/Usage

first released
last updated2.42
last change typeMIN  - change to field other than name

Related Names

Chemistry
Mass concentration ratio
Mass ratio
MCRto
Phe
Phe+Tyr
Phenylalanine +Tyrosine
Pl
Plasma
Plsm
Point in time
PPA
QNT
Quan
Quant
Quantitative
Random
SerP
SerPl
SerPlas
Serum
Serum or plasma
SR
Tyr
hierarchy paths
LOINC Home
   {component}   LP432695-7
      Laboratory   LP29693-6
         Chemistry and Chemistry - challenge   LP343631-0
            Chemistry - non-challenge   LP7786-9
               Amino acids   LP18033-8
                  Phenylalanine   LP15792-2
                     Phenylalanine | Serum or Plasma | Chemistry - non-challenge   LP384229-3
LOINC Home
   {component}   LP432695-7
      Laboratory   LP29693-6
         Chemistry and Chemistry - challenge   LP343631-0
            Chemistry - non-challenge   LP7786-9
               Amino acids   LP18033-8
                  Phenylalanine   LP15792-2
                     Phenylalanine | Serum or Plasma | Chemistry - non-challenge   LP384229-3

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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