Cutaneous Immunofluorescence Antibodies (IgG), Serum
| Abbrev Code: | MMMISC | ||
| Order Code: | LAB4909 | Order Name: | Laboratory Miscellaneous Order |
| Synonyms: | Pemphigoid; Pemphigus | ||
| Methodology: | Indirect immunofluorescence | ||
| CPT Codes: | 88346 x1, 88350 x1 | ||
| Test Includes: | Detection of IgG anti-intercellular substance (ICS) and anti-basement membrane zone (BMZ) antibodies. | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Fri; results are reported within 7-14 days. | ||
| Compliance: | This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration. |
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Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 4 mL |
| Minimum\Peds Volume: | 1.2 mL |
| Container: | Red or gold (gel) Alternate Containers: Red (no gel) |
| Causes for Rejection: | Grossly lipemic, icteric or hemolyzed specimens. |
Processing and Shipping
| Specimen Processing: | Centrifuge and aliquot 2 mL, 0.5 mL minimum. Store in refrigerator. |
| Shipping Instructions: | Ship at refrigerated temperature. |
| Stability: | 14 days at room temperature or refrigerated (preferred); 30 days frozen. |
| Test Performed at or Referral Lab | Lab Sendouts (Mayo Medical Laboratories) |
| Referral Lab number: | CIFS |
Interpretive
| Reference Range: | By report. |
| Use: | Confirming a diagnosis of pemphigoid, pemphigus, epidermolysis bullosa acquisita or bullous lupus erythematosus. |
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