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Mitochondrial Antibody Profile (Screening)

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

This test checks for antibodies that may indicate an autoimmune condition targeting your mitochondria, which are the energy-producing parts of your cells. It helps identify potential inflammatory or autoimmune disorders affecting organs like the liver, heart, or muscles.

Quick summary

["This screening may help diagnose conditions like autoimmune hepatitis or other mitochondrial-related diseases."]

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

Key facts at a glance

LOINC
109790-6
Short code
Mitochondria Ab Msmt CSF
Synonyms
Mitochondria 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

Why This Test Might Be Ordered

Your healthcare provider may recommend this test if you have symptoms such as fatigue, muscle weakness, liver problems, or unexplained inflammation. It’s also used in cases where other autoimmune conditions are suspected but not clearly linked to specific antibodies.

What to Expect Before the Test

No special preparation is needed. You’ll provide a blood sample, usually drawn from your arm. The test is quick and typically done in a clinic or lab setting.

What the Results Mean

Positive results suggest the presence of mitochondrial antibodies, which may warrant further testing or evaluation by a specialist. Negative results mean no detectable antibodies were found in this sample.

Common Conditions Linked to Positive Results

Positive findings may be associated with autoimmune diseases like chronic active hepatitis, autoimmune cardiomyopathy, or other mitochondrial disorders. Follow-up testing and medical evaluation are essential to determine the next steps.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Mitochondrial Antibody Screen

Frequently asked questions

What does a positive mitochondrial antibody screen indicate?
A positive result suggests your immune system may be attacking mitochondria, which can lead to inflammation in organs like the liver, heart, or muscles. This may point toward autoimmune conditions that require further investigation, including additional blood tests or consultations with a specialist.
Can mitochondrial antibodies be treated?
Treatment depends on the underlying condition. If an autoimmune disease is confirmed, your doctor may recommend medications to reduce inflammation, manage symptoms, or slow disease progression. Lifestyle changes, such as diet and exercise, may also help.
How often should I get this test retested?
If you initially test positive, your doctor may recommend retesting or additional diagnostic tests to monitor progression or rule out other conditions. Follow-up schedules will be tailored to your symptoms and medical needs.
  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