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LOINC Code 44428-1: Adenosine monophosphate.cyclic.nephrogenous/Creatinine (U) [Molar ratio]

44428-1 is a LOINC code used to identify Adenosine monophosphate.cyclic.nephrogenous/Creatinine (U) [Molar ratio] 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 Adenosine monophosphate.cyclic.nephrogenous/Creatinine. It is commonly used with the system or sample type Urine.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Adenosine monophosphate.cyclic.nephrogenous/Creatinine. 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

  • Adenosine monophosphate.cyclic.nephrogenous/Creatinine [Molar ratio] in Urine
  • Adenosine monophosphate.cyclic.nephrogenous/Creatinine
  • Adenosine 2'-Phosphate; Adenosine 3'-Phosphate; Adenosine 5'-Phosphate; Adenylic Acid; ADO; AMP; ANED; cAMP; cAMP Nephrogenous; Chemistry; CMP; CR; Crea; Creat; Medication stress; NcAMP; Phosphaden; Point in time; QNT; Quan; Quant; Quantitative; Random; Scrto; Substance concentration ratio; Substance ratio; UA; UCr; 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

Adenosine monophosphate.cyclic.nephrogenous/Creatinine (U) [Molar ratio]Adenosine monophosphate.cyclic.nephrogenous/Creatinine [Molar ratio] in UrinecAMP Nephrogenous/Creat Ur-sRtoAdenosine monophosphate.cyclic.nephrogenous/CreatinineCHEMAdenosine monophosphate.cyclic.nephrogenous/Creatinine, UrineSRto

Frequently asked questions

Code details

Code44428-1
SystemLOINC
Display nameAdenosine monophosphate.cyclic.nephrogenous/Creatinine (U) [Molar ratio]
DescriptionAdenosine monophosphate.cyclic.nephrogenous/Creatinine
Short namecAMP Nephrogenous/Creat Ur-sRto
ComponentAdenosine monophosphate.cyclic.nephrogenous/Creatinine
PropertySRto
TimingPt
System (specimen)Urine
ScaleQn
ClassCHEM
Example unitsmmol/mol creatinine
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.17
Last changed2.42

Consumer names

Adenosine monophosphate.cyclic.nephrogenous/Creatinine, Urine

Part names

Adenosine monophosphate.cyclic.nephrogenous/CreatinineSRtoPtUrineQnSubstance RatioPoint in time (spot)

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.