LOINCActiveBoth

LOINC Code 94271-4: PCA-1 IgG Line blot Ql (S)

94271-4 is a LOINC code used to identify PCA-1 IgG Line blot Ql (S) 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 Purkinje cell cytoplasmic type 1 Ab.IgG. It is commonly used with the system or sample type Ser.

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 Purkinje cell cytoplasmic type 1 Ab.IgG. It is commonly used with the system or sample type Ser.

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: Line blot

What it does not mean

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

Key facts

  • PCA-1 IgG Ab [Presence] in Serum by Line blot
  • Purkinje cell cytoplasmic type 1 Ab.IgG
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Anti-Yo-Associated Paraneoplastic Cerebellar Degeneration; Autoantibodies; Autoantibody; Cytopl; Cytoplas; i; Immune globulin G; Immunoglobulin G; Neuro; Neurology; Oncology; Ordinal; Paraneoplastic syndrome; PCA1; PCA-1; PCCA-1; Point in time; PR; Purkinje cell cytoplasmic antibody; Purkinje cells; QL; Qual; Qualitative; Random; Screen; Serology; Serum; SR; Yo Ab

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

PCA-1 IgG Line blot Ql (S)PCA-1 IgG Ab [Presence] in Serum by Line blotPCA-1 IgG Ser Ql Line blotPurkinje cell cytoplasmic type 1 Ab.IgGSEROPCA-1 IgG antibody, BloodPrThr

Frequently asked questions

Code details

Code94271-4
SystemLOINC
Display namePCA-1 IgG Line blot Ql (S)
DescriptionPurkinje cell cytoplasmic type 1 Ab.IgG
Short namePCA-1 IgG Ser Ql Line blot
ComponentPurkinje cell cytoplasmic type 1 Ab.IgG
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleOrd
MethodLine blot
ClassSERO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.68
Last changed2.68

Consumer names

PCA-1 IgG antibody, Blood

Part names

Purkinje cell cytoplasmic type 1 Ab.IgGPrThrPtSerOrdLine blotPCA-1 IgGPresence or ThresholdPoint in time (spot)Serum

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 94271-4 | HealthAssure