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Lab Manual for Moffitt-Long and Mount Zion

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Liver Kidney Microsome Antibody, IgG

Item Value
Approval req'd? No
Available Stat? No
Test code LKM
Performed by Quest
Sendout? Yes
Method Enzyme linked Immunosorbent Immunoassay
Container type Red top or Gold top
Amount to Collect 3 mL blood
Sample type Serum
Preferred volume 1 mL serum
Min. Volume 0.3 mL serum
UCSF Rejection Criteria Gross hemolysis.
Units Units
Normal range
Negative ≤ 20.0 units
Equivocal 20-1-24.9 units
Positive ≥ 25 units
Synonyms LKM-1; LKM1; Autoimmune hepatitis; AIH-2
Stability Room temperature 4 days, refrigerated 2 weeks, frozen at -20C 1 month
Turn around times Set up 5x per week, turnaround 3-7 days
Additional information 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).
CPT coding 86376-90
LOINC code 47318-1
Last Updated 9/8/2012 2:17:30 PM
Entry Number 1179

If you have additional questions regarding this test, please call: 415-353-1667

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