LOINCActive

LOINC Code 9166-0: Fluid output miscellaneous 24 hour

9166-0 is a LOINC code used to identify Fluid output miscellaneous 24 hour 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.misc. It is commonly used with the system or sample type XXX.

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.misc. It is commonly used with the system or sample type XXX.

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 miscellaneous 24 hour
  • Fluid output.misc
  • 1 day; 24 hours; 24HR; Fld; Flow; Fluid output misc; IO_OUTPUT; IO_OUTPUT.TIMED.MOLE; Misc; Miscellaneous; Other; QNT; Quan; Quant; Quantitative; Spec; To be specified in another part of the message; Unspecified; Volume rate; vRate

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 miscellaneous 24 hourFluid output misc 24hFluid output.miscIO_OUT.TIMED.MOLEVRat24HXXX

Frequently asked questions

Code details

Code9166-0
SystemLOINC
Display nameFluid output miscellaneous 24 hour
DescriptionFluid output.misc
Short nameFluid output misc 24h
ComponentFluid output.misc
PropertyVRat
Timing24H
System (specimen)XXX
ScaleQn
ClassIO_OUT.TIMED.MOLE
Example unitsmL/24 H
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0i
Last changed2.48

Part names

Fluid output.miscVRat24HXXXQnFluid output miscellaneousVolume Rate24 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 9166-0 | HealthAssure