LOINCActiveObservation

LOINC Code 74850-9: Lymphoblasts/Cells Manual cnt (Lymph node)

74850-9 is a LOINC code used to identify Lymphoblasts/Cells Manual cnt (Lymph node) 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 Lymphoblasts/Cells. It is commonly used with the system or sample type Lymph node.

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 Lymphoblasts/Cells. It is commonly used with the system or sample type Lymph node.

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: Manual count

What it does not mean

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

Key facts

  • Lymphoblasts/cells in Lymph node by Manual count
  • Lymphoblasts/Cells
  • Cell; Cellularity; HEMATOLOGY/CELL COUNTS; LN; Lymphoblast; Manl; Number fraction; Percent; 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

Lymphoblasts/Cells Manual cnt (Lymph node)Lymphoblasts/cells in Lymph node by Manual countLymphoblasts NFr LN ManualLymphoblasts/CellsHEM/BCLymphoblasts/cells, Lymph NodeNFr

Frequently asked questions

Code details

Code74850-9
SystemLOINC
Display nameLymphoblasts/Cells Manual cnt (Lymph node)
DescriptionLymphoblasts/Cells
Short nameLymphoblasts NFr LN Manual
ComponentLymphoblasts/Cells
PropertyNFr
TimingPt
System (specimen)Lymph node
ScaleQn
MethodManual count
ClassHEM/BC
Example units%
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.48
Last changed2.79

Consumer names

Lymphoblasts/cells, Lymph Node

Part names

Lymphoblasts/CellsNFrPtLymph nodeQnManual countNumber FractionPoint 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.

LOINC Code 74850-9 | HealthAssure