LOINCActiveObservation

LOINC Code 103930-4: Blood volume Unspecified body region CVVHD

103930-4 is a LOINC code used to identify Blood volume Unspecified body region CVVHD 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 Blood volume. 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 Blood volume. 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
  • Order vs observation: Observation
  • Method: CVVHD

What it does not mean

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

Key facts

  • Blood volume Unspecified body region CVVHD
  • Blood volume
  • Bld Vol; BV; CLIN; Continuous venovenohaemodialysis; Flow; Misc; Miscellaneous; Other; Point in time; QNT; Quan; Quant; Quantitative; Random; Spec; To be specified in another part of the message; Unspecified; Vol; 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

Blood volume Unspecified body region CVVHDBld Vol Spec CVVHDBlood volumeCLINBlood volume, CVVHDVRatPt

Frequently asked questions

Code details

Code103930-4
SystemLOINC
Display nameBlood volume Unspecified body region CVVHD
DescriptionBlood volume
Short nameBld Vol Spec CVVHD
ComponentBlood volume
PropertyVRat
TimingPt
System (specimen)XXX
ScaleQn
MethodCVVHD
ClassCLIN
Example unitsmL/min
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.77
Last changed2.77

Consumer names

Blood volume, CVVHD

Part names

Blood volumeVRatPtXXXQnCVVHDVolume RatePoint 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.