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LOINC Code 10454-7: Xylose 2 Hr post 25 g xylose PO [Mass/Vol]

10454-7 is a LOINC code used to identify Xylose 2 Hr post 25 g xylose PO [Mass/Vol] 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 Xylose^2H post 25 g xylose PO. It is commonly used with the system or sample type Ser/Plas.

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 Xylose^2H post 25 g xylose PO. It is commonly used with the system or sample type Ser/Plas.

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
  • Order vs observation: Observation

What it does not mean

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

Key facts

  • Xylose [Mass/volume] in Serum or Plasma --2 hours post 25 g xylose PO
  • Xylose^2H post 25 g xylose PO
  • 120 min; 120 minutes; 120min; 2 hours; 2h p 25 g Xyl PO; After; CHEMISTRY.CHALLENGE TESTING; D-xylose; Level; Mass concentration; p 25 g Xyl PO; Pl; Plasma; Plsm; Point in time; PST; QNT; Quan; Quant; Quantitative; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR; Xylose absorption test

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

Xylose 2 Hr post 25 g xylose PO [Mass/Vol]Xylose [Mass/volume] in Serum or Plasma --2 hours post 25 g xylose POXylose 2h p 25 g Xyl PO SerPl-mCncXylose^2H post 25 g xylose POCHALXylose 2 hr after 25 g Xylose by mouth, BloodMCnc

Frequently asked questions

Code details

Code10454-7
SystemLOINC
Display nameXylose 2 Hr post 25 g xylose PO [Mass/Vol]
DescriptionXylose^2H post 25 g xylose PO
Short nameXylose 2h p 25 g Xyl PO SerPl-mCnc
ComponentXylose^2H post 25 g xylose PO
PropertyMCnc
TimingPt
System (specimen)Ser/Plas
ScaleQn
ClassCHAL
Example unitsmg/dL;ug/dL
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0i
Last changed2.73

Consumer names

Xylose 2 hr after 25 g Xylose by mouth, Blood

Part names

Xylose^2H post 25 g xylose POMCncPtSer/PlasQnMass ConcentrationPoint in time (spot)Serum or Plasma

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.