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Purkinje Cell Antibody (Serum) – Qualitative Immunoassay

Published: August 9, 2026Updated: August 16, 2026

This test measures whether your blood contains antibodies against Purkinje cells, a type of neuron found in the brain and inner ear. These antibodies may be linked to certain neurological conditions.

Quick summary

["This test helps evaluate potential autoimmune disorders affecting the nervous system."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
110924-8
Short code
Purkinje Cells Ab Msmt CSF
Synonyms
Purkinje Cells Ab Msmt CSF
Category
chemistry
Sample
csf
Container
Sterile tube
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Specimen volume
1-2 mL
Stability
Immediate analysis required, Refrigerated: 1h
Hemolysis max
200
TAT
4–24 hours
Order
routine

What This Test Measures

Purkinje cells are specialized nerve cells in the cerebellum (the part of the brain responsible for coordination and balance) and the cochlea (hearing area). Antibodies against these cells can be detected in the bloodstream if your immune system mistakenly targets them. This test checks for the presence of these antibodies, which may indicate an autoimmune response.

Why It Might Be Ordered

Your healthcare provider may recommend this test if you have symptoms like unexplained balance issues, hearing changes, or neurological symptoms (e.g., tremors, muscle weakness) that could suggest an autoimmune condition affecting the nervous system.

Sample Collection and Preparation

A blood sample is drawn from a vein, usually in your arm. The sample is processed to separate serum (the liquid part of blood without clotting factors) for testing. This test is qualitative, meaning it only tells you if antibodies are present, not their exact amount.

What to Expect Before the Test

No special preparation is needed. However, inform your doctor about any medications, recent illnesses, or conditions that might affect results.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Purkinje Cell Antibody (Serum) – Antibody Test

Frequently asked questions

What Does a Positive or Negative Result Mean?
A positive result indicates the presence of antibodies against Purkinje cells, which may warrant further investigation into potential neurological or autoimmune conditions. A negative result means no detectable antibodies were found, but other causes of symptoms should still be evaluated.
Can This Test Be Used to Diagnose a Specific Condition?
No, this test alone cannot diagnose a specific condition. It is often used as part of a broader evaluation when symptoms suggest an autoimmune or neurological issue. Your doctor will consider the results alongside clinical findings and other tests.
How Often Should This Test Be Repeated?
The frequency depends on your symptoms and medical history. If ordered as part of monitoring, your doctor may repeat the test at intervals determined by your care plan, often every few months or as needed for symptom progression.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy