LOINCActiveBoth

LOINC Code 74139-7: Mononuclear cells (Perit dial fld) [#/Vol]

74139-7 is a LOINC code used to identify Mononuclear cells (Perit dial fld) [#/Vol] 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 Mononuclear cells. It is commonly used with the system or sample type Dial fld prt.

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 Mononuclear cells. It is commonly used with the system or sample type Dial fld prt.

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: Both

What it does not mean

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

Key facts

  • Mononuclear cells [#/volume] in Peritoneal dialysis fluid
  • Mononuclear cells
  • #; ABS; absolute; absolutes; Cell; Cellularity; Cnt; Count; Count/volume; CT; Diaf; DiafP; Dialysate; Dialysis fluid; HEMATOLOGY/CELL COUNTS; Mononuc; Mononuc Cells; Number concentration; Number Concentration (count/vol); Peritoneal Dialysis fluid; Point in time; QNT; Quan; Quant; Quantitative; Random

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

Mononuclear cells (Perit dial fld) [#/Vol]Mononuclear cells [#/volume] in Peritoneal dialysis fluidMononuc Cells # DiafPMononuclear cellsHEM/BCMononuclear cells, Peritoneal dialysis fluidNCnc

Frequently asked questions

Code details

Code74139-7
SystemLOINC
Display nameMononuclear cells (Perit dial fld) [#/Vol]
DescriptionMononuclear cells
Short nameMononuc Cells # DiafP
ComponentMononuclear cells
PropertyNCnc
TimingPt
System (specimen)Dial fld prt
ScaleQn
ClassHEM/BC
Example units10*3/uL
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.46
Last changed2.46

Consumer names

Mononuclear cells, Peritoneal dialysis fluid

Part names

Mononuclear cellsNCncPtDial fld prtQnNumber ConcentrationPoint in time (spot)Dialysis fluid peritoneal

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.