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HelpTest Code CIFS Cutaneous Immunofluorescence Antibodies, IgG, Serum
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
SerumSpecimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 2 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 14 days | |
| Frozen | 30 days | ||
| Ambient | 14 days |
Reference Values
Report includes presence and titer of circulating antibodies. If serum contains basement membrane zone antibodies on split-skin substrate, patterns will be reported as:
1) Epidermal pattern, consistent with pemphigoid
2) Dermal pattern, consistent with epidermolysis bullosa acquisita
Negative in normal individuals
Day(s) Performed
Monday through Friday
CPT Code Information
88346
88350
Report Available
2 to 7 daysSpecimen Retention Time
30 daysReject Due To
| Gross hemolysis | OK |
| Gross lipemia | Reject |
| Gross icterus | OK |