Test Code LAB5139 Mitochondrial Antibodies, Serum
Additional Codes
LAB5139
Methodology
Indirect Immunofluorescence
Testing Algorithm:
If mitochondrial antibody is positive, then mitochondrial antibody titer will be performed, at an additional charge.
Literature References:
Package insert Nova Lite ANA Plus mouse kidney and stomach July 2018.
Performing Laboratory
Barnes-Jewish Hospital Laboratory
Specimen Requirements
Specimen Type: Serum
Container/Tube: Plain red top
Specimen Volume: Full tube
Plain red top or Gold are acceptable.
Specimen Transport Temperature
Ambient
Reference Values
Mitochondrial Antibodies | Interpretation |
≤1:20 | Negative |
>1:20 | Positive-suggests primary biliary cirrhosis |
>1:80 | Positive-strong evidence of primary biliary cirrhosis |
Literature References:
1. Alvarez F, Berg P, Bianchi F, Bianchi L, Burroughs AK, Cancado EL, et al. International autoimmune hepatitis group report: a review of criteria for diagnosis of autoimmune hepatitis. J Hepatol 1999;31:929-38.
2. Czaja AJ, Norman GL. Division of Gastroenterology and Hepatology, Mayo Clinic and Mayo Foundation, Rochester, Minnesota and INOVA Diagnostics, San Diego, California. Autoantibodies in the diagnosis and management of liver disease. J Clin Gastroenterol 2003;37:315-29.
Day(s) Test Set Up
Monday, Wednesday, Friday
Cut-off time: 0800
Turnaround Time:
STAT: not available
Routine: results available the day of testing
Test Classification and CPT Coding
86381-Mitochondrial antibody screen
86381-Mitochondrial antibody titer (if appropriate)
Additional Information
For BJH Laboratory Use Only
Alternate Tube:
SST Red top
Gold Top (serum SST)
Laboratory Processing Instructions:
Test performed in BJH Core Lab. Processed by automated line and aliquot stored frozen for batch analysis. Completed specimens are stored refrigerated for 5 days.
Note: #5028 Smooth Muscle Antibodies, Serum is performed on the same slide. If positive, results will be reported at no charge. Titer will not be performed.
LOINC Code Information
Name | LOINC Code |
Mitochondrial Antibodies, Serum | 17284-1 |