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LOINC Code 31149-8: P53 protein Ag/Cells Immune stain (Tiss)

31149-8 is a LOINC code used to identify P53 protein Ag/Cells Immune stain (Tiss) 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 P53 protein Ag/Cells. It is commonly used with the system or sample type Tiss.

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 P53 protein Ag/Cells. It is commonly used with the system or sample type Tiss.

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

  • P53 protein Ag/cells in Tissue by Immune stain
  • P53 protein Ag/Cells
  • Antigen; Antigens; Cell; Cellularity; IHC; Imm; Immunohistochemical stain; Immunostain; ImStn; Imun; Imune; Number fraction; p53 antioncogene protein; Pathology; Percent; Point in time; PR; Prot; QNT; Quan; Quant; Quantitative; Random; St; Stains; Stn; Tissue; Tissue, unspecified

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

P53 protein Ag/Cells Immune stain (Tiss)P53 protein Ag/cells in Tissue by Immune stainP53 protein Ag NFr Tiss ImStnP53 protein Ag/CellsPATHP53 protein/cells, TissueNFr

Frequently asked questions

Code details

Code31149-8
SystemLOINC
Display nameP53 protein Ag/Cells Immune stain (Tiss)
DescriptionP53 protein Ag/Cells
Short nameP53 protein Ag NFr Tiss ImStn
ComponentP53 protein Ag/Cells
PropertyNFr
TimingPt
System (specimen)Tiss
ScaleQn
MethodImmune stain
ClassPATH
Example units%
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.07
Last changed2.79

Consumer names

P53 protein/cells, Tissue

Part names

P53 protein Ag/CellsNFrPtTissQnImmune stainNumber FractionPoint in time (spot)Tissue and Smears

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.