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.

LOINCActiveObservation

LOINC Code 34986-0: Unidentified cells (Pericard fld) [#/Vol]

Name: LOINC Code 34986-0: Unidentified cells (Pericard fld) [#/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:22.389Z

34986-0 is a LOINC code used to identify Unidentified cells (Pericard 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 Unidentified cells. It is commonly used with the system or sample type Pericard fld.

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 Unidentified cells. It is commonly used with the system or sample type Pericard fld.

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

What it does not mean

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

Key facts

Unidentified cells [#/volume] in Pericardial fluid
Unidentified cells
#; ABS; absolute; absolutes; Cardio; Cardiology; Cell; Cellularity; Cnt; Count; Count/volume; CT; Heart Disease; HEMATOLOGY/CELL COUNTS; NOS AB; Number concentration; Number Concentration (count/vol); Pcar; Pericardial fluid; Point in time; QNT; Quan; Quant; Quantitative; Random; Unident Cells

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

Unidentified cells (Pericard fld) [#/Vol]Unidentified cells [#/volume] in Pericardial fluidUnident Cells # PcarUnidentified cellsHEM/BCPericardial fluid Unidentified cells testNCnc

Frequently asked questions

Code details

Code34986-0

SystemLOINC

Display nameUnidentified cells (Pericard fld) [#/Vol]

DescriptionUnidentified cells

Short nameUnident Cells # Pcar

ComponentUnidentified cells

PropertyNCnc

TimingPt

System (specimen)Pericard fld

ScaleQn

ClassHEM/BC

Example units10*3/uL

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.11

Last changed2.44

Consumer names

Pericardial fluid Unidentified cells test

Part names

Unidentified cellsNCncPtPericard fldQnNumber ConcentrationPoint in time (spot)Pericardial fluid

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.