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Liver Kidney Microsome (LKM-1) Antibody (IgG) : 15038
Test CodeLKMIGQ or 15038
Alias/See Also
LKM, LKM-1, AIH, AUTOIMMUNE HEPATITIS
CPT Codes
86376
Instructions
Serum separator tube or plain red tube.
Transport Container
Centrifuge serum separator tube and transport. If plain red, centrifuge and aliquot 1 mL serum (Min: 0.3 mL) into a standard transport tube.
Transport Temperature
Refrigerated.
Specimen Stability
Ambient: 7 days; Refrigerated: 14 days; Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis; Lipemia.
Methodology
Immunoassay
Setup Schedule
Tuesday & Thursday & Saturday
Report Available
2-5 days (From receipt at performing laboratory)
Reference Range
less than or equal to 20.0 U: Negative
20.1-24.9 U: Equivocal
greater than or equal to 25.0 U: Positive
20.1-24.9 U: Equivocal
greater than or equal to 25.0 U: Positive
Clinical Significance
The presence of LKM-1 antibodies can be used in conjunction with clinical findings and other laboratory tests to aid in the diagnosis of autoimmune liver diseases such as autoimmune hepatitis (AIH-2).
Performing Laboratory
Quest Diagnostics
