LOINCActiveBoth

LOINC Code 64081-3: FMRP cells/Lymphocytes Immune stain (Bld)

64081-3 is a LOINC code used to identify FMRP cells/Lymphocytes Immune stain (Bld) 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 Cells.FMRP/Lymphocytes. It is commonly used with the system or sample type Bld.

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 Cells.FMRP/Lymphocytes. It is commonly used with the system or sample type Bld.

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
  • Method: Immune stain

What it does not mean

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

Key facts

  • FMRP cells/Lymphocytes in Blood by Immune stain
  • Cells.FMRP/Lymphocytes
  • Blood; Cell; Cellularity; FMRP cells; IHC; Imm; Immunohistochemical stain; Immunostain; ImStn; Imun; Imune; Lymp; Lymph; Lympho; Lymphocyte; Lymphs; Lymphs%; Number fraction; PATHOLOGY; Percent; Point in time; QNT; Quan; Quant; Quantitative; Random; St; Stains; Stn; WB; Whole blood

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

FMRP cells/Lymphocytes Immune stain (Bld)FMRP cells/Lymphocytes in Blood by Immune stainFMRP cells/lymph NFr Bld ImStnCells.FMRP/LymphocytesPATHFMRP cells/Lymphocytes, BloodNFr

Frequently asked questions

Code details

Code64081-3
SystemLOINC
Display nameFMRP cells/Lymphocytes Immune stain (Bld)
DescriptionCells.FMRP/Lymphocytes
Short nameFMRP cells/lymph NFr Bld ImStn
ComponentCells.FMRP/Lymphocytes
PropertyNFr
TimingPt
System (specimen)Bld
ScaleQn
MethodImmune stain
ClassPATH
Example units%
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.36
Last changed2.79

Consumer names

FMRP cells/Lymphocytes, Blood

Part names

Cells.FMRP/LymphocytesNFrPtBldQnImmune stainNumber FractionPoint in time (spot)Blood

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 64081-3 | HealthAssure