LOINCActiveObservation

LOINC Code 44759-9: Volume Peritoneal fluid Estimated

44759-9 is a LOINC code used to identify Volume Peritoneal fluid Estimated 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 Volume. It is commonly used with the system or sample type Periton fld.

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 Volume. 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: Observation
  • Method: Estimated

What it does not mean

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

Key facts

  • Volume Peritoneal fluid Estimated
  • Volume
  • Ascites; Ascitic fluid; Ascitis; Est; estimation; Organ Transplant; Peritoneal fluid; Point in time; Prt; QNT; Quan; Quant; Quantitative; Random; Vol; Volume

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

Volume Peritoneal fluid EstimatedVolume Prt EstVolumeTRNSPLNT.ORGANVolPtPeriton fld

Frequently asked questions

Code details

Code44759-9
SystemLOINC
Display nameVolume Peritoneal fluid Estimated
DescriptionVolume
Short nameVolume Prt Est
ComponentVolume
PropertyVol
TimingPt
System (specimen)Periton fld
ScaleQn
MethodEstimated
ClassTRNSPLNT.ORGAN
Example unitsmL;L
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.17
Last changed2.48

Part names

VolumeVolPtPeriton fldQnEstimatedPoint 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.

LOINC Code 44759-9 | HealthAssure