LOINCActiveObservation

LOINC Code 30387-5: RBC (Gast fld) [#/Vol]

30387-5 is a LOINC code used to identify RBC (Gast 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 Erythrocytes. It is commonly used with the system or sample type Gast fld.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Erythrocytes. It is commonly used with the system or sample type Gast 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

  • Erythrocytes [#/volume] in Gastric fluid
  • Erythrocytes
  • #; ABS; absolute; absolutes; Cnt; Count; Count/volume; CT; Discocytes; Erthrocyte; Erythrocyte; GAST; Gastric contents; Gastric fluid; HEMATOLOGY/CELL COUNTS; Number concentration; Number Concentration (count/vol); Point in time; QNT; Quan; Quant; Quantitative; Random; RBC; RBCS; Red blood cell; Red blood cells; Red blood corpuscle; Red blood corpusles; Red cell; Red 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

RBC (Gast fld) [#/Vol]Erythrocytes [#/volume] in Gastric fluidRBC # GastErythrocytesHEM/BCRed Blood Cell (RBC) Count, Stomach fluidNCnc

Frequently asked questions

Code details

Code30387-5
SystemLOINC
Display nameRBC (Gast fld) [#/Vol]
DescriptionErythrocytes
Short nameRBC # Gast
ComponentErythrocytes
PropertyNCnc
TimingPt
System (specimen)Gast fld
ScaleQn
ClassHEM/BC
Example units10*3/uL
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.04
Last changed2.44

Consumer names

Red Blood Cell (RBC) Count, Stomach fluid

Part names

ErythrocytesNCncPtGast fldQnNumber ConcentrationPoint in time (spot)Gastric 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.

LOINC Code 30387-5 | HealthAssure