LOINCActiveObservation

LOINC Code 79548-4: Fluid intake total intraoperative [Volume] Measured

79548-4 is a LOINC code used to identify Fluid intake total intraoperative [Volume] Measured 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 intake.total intraoperative. It is commonly used with the system or sample type ^Patient.

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 intake.total intraoperative. It is commonly used with the system or sample type ^Patient.

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: Measured

What it does not mean

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

Key facts

  • Fluid intake total intraoperative [Volume] Measured
  • Fluid intake.total intraoperative
  • The amount of fluid delivered to a patient while undergoing a procedure in the operating room.
  • Fld; Fluid intake total; Fluid intake total intraop; IO_INTAKE; IO_INTAKE.MOLEC; QNT; Quan; Quant; Quantitative; Tot; Totl; 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 intake total intraoperative [Volume] MeasuredFluid intake total intraop Vol MeasFluid intake.total intraoperativeIO_IN.MOLECVolProcedure dur^Patient

Frequently asked questions

Code details

Code79548-4
SystemLOINC
Display nameFluid intake total intraoperative [Volume] Measured
DescriptionFluid intake.total intraoperative
Short nameFluid intake total intraop Vol Meas
ComponentFluid intake.total intraoperative
PropertyVol
TimingProcedure dur
System (specimen)^Patient
ScaleQn
MethodMeasured
ClassIO_IN.MOLEC
Example unitsmL
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.54
Last changed2.54

Part names

Fluid intake.total intraoperativeVolProcedure dur^PatientQnMeasuredVolumeProcedure duration

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 79548-4 | HealthAssure