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HelpTest Code LAB1232600 Liver/Kidney Microsome Type 1 Antibodies, Serum
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Reporting Name
Liver/Kidney Microsome Type 1 Ab, SSpecimen 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.
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | OK |
| Heat treated | Reject |
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 21 days | |
| Frozen | 21 days |
Specimen Minimum Volume
0.4 mL
Special Instructions
Day(s) Performed
Monday, Wednesday, Friday
Specimen Retention Time
14 daysReport Available
2 to 4 daysReference Values
≤20.0 Units (Negative)
20.1-24.9 Units (Equivocal)
≥25.0 Units (Positive)
Reference values apply to all ages.
Useful 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.
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 |
Forms
If not ordering electronically, complete, print, and send 1 of the following with the specimen:
-Gastroenterology and Hepatology Test Request (T728)
-General Request (T239)