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Smooth Muscle Antibody with Reflex to Titer : 263
Test CodeSMUSAB or 263
Alias/See Also
Anti-Smooth Muscle Antibody, Muscle, Smooth Antibody , SM Muscle Antibody
CPT Codes
86015
Includes
If Smooth Muscle Antibody Screen is positive, then Smooth Muscle Antibody Titer will be performed at an additional charge (CPT code(s): 86015). (If reflex, non-orderable SMUTIB %36206)
Transport Container
Preferred Specimen
0.5 mL serum
Minimum Volume
0.1 mL
0.5 mL serum
Minimum Volume
0.1 mL
Transport Temperature
Room temperature.
Specimen Stability
Room temperature: 7 days; Refrigerated: 14 days; Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis, grossly lipemic
Methodology
Immunofluorescent Assay
Setup Schedule
Monday - Friday
Report Available
1-4 days
Reference Range
Negative (Screened at 1:20)
Clinical Significance
Smooth muscle antibodies are detected in 85% of patients with chronic active hepatitis and in less than 50% of patients with primary biliary cirrhosis. Smooth muscle antibodies are usually negative in extrahepatic biliary obstruction, drug induced liver disease, viral hepatitis and hepatoma.
Performing Laboratory
med fusion