What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActive

LOINC Code 9179-3: Fluid output peritoneal drain

Name: LOINC Code 9179-3: Fluid output peritoneal drain
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:21.442Z

9179-3 is a LOINC code used to identify Fluid output peritoneal drain 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 Fluid output.peritoneal drain. It is commonly used with the system or sample type Peritoneal space.

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 Fluid output.peritoneal drain. It is commonly used with the system or sample type Peritoneal space.

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

What it does not mean

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

Key facts

Fluid output peritoneal drain
Fluid output.peritoneal drain
Fld; Fluid output peritoneal drain; IO_OUTPUT; IO_OUTPUT.MOLEC; Peritoneal cavity; Point in time; QNT; Quan; Quant; Quantitative; Random; 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

Fluid output peritoneal drainFluid output.peritoneal drainIO_OUT.MOLECVolPtPeritoneal spaceQn

Frequently asked questions

Code details

Code9179-3

SystemLOINC

Display nameFluid output peritoneal drain

DescriptionFluid output.peritoneal drain

Short nameFluid output peritoneal drain

ComponentFluid output.peritoneal drain

PropertyVol

TimingPt

System (specimen)Peritoneal space

ScaleQn

ClassIO_OUT.MOLEC

Example unitsmL

StatusACTIVE

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0i

Last changed2.54

Part names

Fluid output.peritoneal drainVolPtPeritoneal spaceQnFluid output peritoneal drainVolumePoint 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.