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Mitochondrial Antibody Profile (Cerebrospinal Fluid)

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

This test measures antibodies related to mitochondrial disorders in your cerebrospinal fluid (CSF). These antibodies may help diagnose conditions like autoimmune hepatitis, inflammatory myopathies, or other mitochondrial-related illnesses.

Quick summary

["This test can help identify rare autoimmune conditions affecting mitochondria in your body."]

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

Key facts at a glance

LOINC
63279-4
Short code
Mitochondria Ab CSF Ql IF
Synonyms
Mitochondria Ab CSF Ql IF
Category
chemistry
Sample
csf
Container
Sterile tube
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
if
Specimen volume
1-2 mL
Stability
Immediate analysis required, Refrigerated: 1h
Hemolysis max
200
TAT
4–24 hours
Order
routine

Why This Test Might Be Ordered

Your healthcare provider may recommend this test if you have symptoms like unexplained fatigue, muscle weakness, liver issues, or unexplained inflammation. It’s also used in cases where other tests for autoimmune diseases don’t provide a clear answer.

What to Expect Before the Test

No special preparation is needed. A small amount of CSF will be collected through a procedure called lumbar puncture (spinal tap). You may feel mild discomfort, but it’s usually brief.

What the Test Results Mean

Positive results for mitochondrial antibodies may indicate an autoimmune condition affecting mitochondria. However, results alone don’t confirm a diagnosis—your doctor will consider symptoms, other test results, and medical history.

Common Conditions Linked to Positive Results

Positive findings may be linked to conditions like autoimmune hepatitis, inflammatory myopathies (such as polymyositis), or other rare mitochondrial disorders. Further testing and evaluation are needed to determine the exact cause.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance: Understanding the Role of Mitochondrial Antibodies

Short name

Mito Antibodies CSF

Frequently asked questions

What symptoms might lead to this test?
Symptoms such as persistent fatigue, unexplained muscle weakness, unexplained liver problems, or unexplained joint/muscle inflammation may prompt this test. It helps rule out mitochondrial-related autoimmune disorders.
How are mitochondrial antibodies different from other autoimmune markers?
Unlike general autoimmune markers (e.g., rheumatoid factor), mitochondrial antibodies specifically target proteins found in mitochondria, which are the cell’s energy powerhouses. This specificity helps narrow down diagnoses.
Can this test be done on blood instead of CSF?
No, this test requires cerebrospinal fluid (CSF) because mitochondrial antibodies are best detected in the fluid surrounding the brain and spinal cord. Blood tests alone may not provide enough sensitivity for this purpose.
  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