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HelpTest Code CIFA Cutaneous Immunofluorescence Antibodies, IgA, Serum
Specimen 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.
Useful For
Confirming the presence of IgA antibodies to diagnose pemphigoid, pemphigus, epidermolysis bullosa acquisita, or bullous lupus erythematosus
Reporting Name
Cutaneous Immfluor. Ab (IgA), SSpecimen Type
SerumSpecimen 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 |
Reject Due To
| Gross hemolysis | OK |
| Gross lipemia | Reject |
| Gross icterus | OK |
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
Report Available
2 to 7 daysSpecimen Retention Time
30 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
88346
88350
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| CIFA | Cutaneous Immfluor. Ab (IgA), S | 104828-9 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 610628 | Cell Surface Ab IgA | 104829-7 |
| 610629 | Basement Membrane IgA | 104830-5 |
| 610630 | Primate Esophagus IgA | 104833-9 |
| 610631 | Primate Split Skin IgA | 104834-7 |
| 610632 | Other | 48767-8 |