LOINCActiveBoth

LOINC Code 74894-7: Mannitol post Unsp g sugar solution PO (5 hour U) [Moles/Time]

74894-7 is a LOINC code used to identify Mannitol post Unsp g sugar solution PO (5 hour U) [Moles/Time] 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 Mannitol^post XXX g sugar solution PO. It is commonly used with the system or sample type Urine.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

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 Mannitol^post XXX g sugar solution PO. It is commonly used with the system or sample type Urine.

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: Both

What it does not mean

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

Key facts

Mannitol [Moles/time] in 5 hour Urine --post XXX g sugar solution PO
Mannitol^post XXX g sugar solution PO
Measurement of mannitol levels in urine collected for 5 hours after oral ingestion of a sugar solution. This test is used as a diagnostic aid for a variety of gastrointestinal diseases and evaluation of therapeutic interventions in both children and adults. [PMID7714684]
5 hours; 5.0Hr; 5HR; After; Chemistry; p sug sol; PST; QNT; Quan; Quant; Quantitative; sRate; Substance Rate; UA; UR; Urn

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

Mannitol post Unsp g sugar solution PO (5 hour U) [Moles/Time]Mannitol [Moles/time] in 5 hour Urine --post XXX g sugar solution POMannitol p sug sol 5h Ur-sRateMannitol^post XXX g sugar solution POCHEMMannitol after Unsp g Sugar Solution by mouth, UrineSRat

Frequently asked questions

Code details

Code74894-7
SystemLOINC
Display nameMannitol post Unsp g sugar solution PO (5 hour U) [Moles/Time]
DescriptionMannitol^post XXX g sugar solution PO
Short nameMannitol p sug sol 5h Ur-sRate
ComponentMannitol^post XXX g sugar solution PO
PropertySRat
Timing5H
System (specimen)Urine
ScaleQn
ClassCHEM
Example unitsmmol/5 H
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.48
Last changed2.54

Consumer names

Mannitol after Unsp g Sugar Solution by mouth, Urine

Part names

Mannitol^post XXX g sugar solution POSRat5HUrineQnSubstance Rate5 hours

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.

LOINC Code 74894-7 | HealthAssure