Test Code LKM Liver/Kidney Microsome Type 1 Antibodies, Serum
Additional Codes
Mayo Test ID |
---|
LKM |
Reporting Name
Liver/Kidney Microsome Type 1 Ab, SUseful For
Evaluation of patients with liver disease of unknown etiology
Evaluation of patients with suspected autoimmune hepatitis
Testing Algorithm
For more information see First-Line Screening for Autoimmune Liver Disease Algorithm.
Method Name
Enzyme-Linked Immunosorbent Assay (ELISA)
Performing Laboratory

Specimen Type
SerumSpecimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.4 mL
Specimen Stability Information
Specimen Type | Temperature | Time |
---|---|---|
Serum | Refrigerated (preferred) | 21 days |
Frozen | 21 days |
Reject Due To
Gross hemolysis | Reject |
Gross lipemia | Reject |
Gross icterus | OK |
Heat treated | Reject |
Special Instructions
Reference Values
≤20.0 Units (Negative)
20.1-24.9 Units (Equivocal)
≥25.0 Units (Positive)
Reference values apply to all ages.
Day(s) Performed
Monday, Wednesday, Friday
CPT Code Information
86376
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
LKM | Liver/Kidney Microsome Type 1 Ab, S | 32220-6 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
LKM | Liver/Kidney Microsome Type 1 Ab, S | 32220-6 |