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HelpTest Code SMAS Smooth Muscle Antibody Screen, Serum
Specimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Specimen Volume: 0.8 mL
Collection Instructions: Centrifuge and aliquot serum into plastic vial
Children's Mercy Hospital
Note:
CMH COLLECTION: 1.5 mL in red gel vacutainer
Specimen Minimum Volume
0.4 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 21 days | |
| Frozen | 21 days |
Testing Algorithm
If smooth muscle antibody (SMA) screen is positive, then the SMA titer will be performed at an additional charge.
Reflex Tests
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| SMAT | Smooth Muscle Ab Titer, S | No | No |
Useful For
Evaluation of patients with hepatitis of unknown origin associated with hypergammaglobulinemia and/or abnormal liver enzymes
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | OK |
| Heat-Treated | Reject |
Day(s) Performed
Monday through Saturday
Report Available
2 to 4 daysReporting Name
Smooth Muscle Ab Screen, SReference Values
Negative
Reference values apply to all ages.
Method Name
Indirect Immunofluorescence
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
86015