Test Code #


CPT Code(s) #

88346 (x # of biopsies), 88350 (x4)

Test Name

Direct Immunofluorescence (DIF) for Vasculitis

If Profile, Includes Tests:


Disease Name:

Immune Complex Vasculitis, LCV, HSP

Type of Study:

Biopsy Studies: Skin & Mucosa


Direct Immunofluorescence.


Reference Range:

Detailed interpretation accompanies report.



Report availability is within 48 hours from the time of specimen receipt.

Specimen Requirements:

The yellow capped tubes provided with Beutner collection kits contain a holding
solution for immunofluorescence specimens. A biopsy from a Lesional site should be placed in these collection tubes. If these tubes are unavailable, submit specimen in Zeus/Michel's fixative. Transport at room temperature.

Sample Stability:

Stable in appropriate solution at room temperature for 5 days.

Clinical Relevance:

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