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LOINC Code 48622-5: Urea nitrogen 24 Hr post PD (Periton fld) [Mass/Vol]

48622-5 is a LOINC code used to identify Urea nitrogen 24 Hr post PD (Periton fld) [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 Urea nitrogen^24H post peritoneal dialysis. It is commonly used with the system or sample type Periton fld.

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 Urea nitrogen^24H post peritoneal dialysis. It is commonly used with the system or sample type Periton fld.

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

  • Urea nitrogen [Mass/volume] in Peritoneal fluid --24 hours post peritoneal dialysis
  • Urea nitrogen^24H post peritoneal dialysis
  • 24h p PD; After; Ascites; Ascitic fluid; Ascitis; Blood urea nitrogen; Chemistry; Dialy; Level; Mass concentration; N; N2; Nit; Peritoneal fluid; Point in time; Prt; PST; QNT; Quan; Quant; Quantitative; Random; UN

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

Urea nitrogen 24 Hr post PD (Periton fld) [Mass/Vol]Urea nitrogen [Mass/volume] in Peritoneal fluid --24 hours post peritoneal dialysisUrea nit 24h p PD Prt-mCncUrea nitrogen^24H post peritoneal dialysisCHEMUrea Nitrogen (BUN) 24 hr after PD, Peritoneal fluidMCnc

Frequently asked questions

Code details

Code48622-5
SystemLOINC
Display nameUrea nitrogen 24 Hr post PD (Periton fld) [Mass/Vol]
DescriptionUrea nitrogen^24H post peritoneal dialysis
Short nameUrea nit 24h p PD Prt-mCnc
ComponentUrea nitrogen^24H post peritoneal dialysis
PropertyMCnc
TimingPt
System (specimen)Periton fld
ScaleQn
ClassCHEM
Example unitsmg/L
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.21
Last changed2.73

Consumer names

Urea Nitrogen (BUN) 24 hr after PD, Peritoneal fluid

Part names

Urea nitrogen^24H post peritoneal dialysisMCncPtPeriton fldQnMass ConcentrationPoint in time (spot)Peritoneal fluid

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.