ARUP's Laboratory Test Directory

Cutaneous Direct Immunofluorescence, Biopsy : 0092572

Mnemonic: CUTDIF

Methodology: Direct Immunofluorescence
(Direct Fluorescent Antibody Stain)
Performed: Varies
Reported: 3-7 days
Specimen Required: Collect: Tissue, skin, or mucous membrane.

Specimen Preparation: Transport epidermis/epithelium and dermis tissue (optimal 4-5 mm) in Michel's (or Zeus) medium.

Storage/Transport Temperature: Room temperature.

Unacceptable Conditions: Formalin-fixed tissue.

Stability (collection to initiation of testing): Ambient: 10 days; Refrigerated: 10 days; Frozen: Unacceptable
Reference Interval:
By report
CPT Code(s): 88346 x5 IgG, IgM, IgA, C3, & fibrinogen
Cross References: Bullous Disease (Cutaneous Direct Immunofluorescence, Biopsy), Chronic Bullous Disease (Cutaneous Direct Immunofluorescence, Biopsy), Cutaneous Herpetiformis (Cutaneous Direct Immunofluorescence, Biopsy), Dermatitis Herpetiformis (Cutaneous Direct Immunofluorescence, Biopsy), Lichen & Lichenoid (Cutaneous Direct Immunofluorescence, Biopsy), Linear IgA Bullous, Tissue (Cutaneous Direct Immunofluorescence, Biopsy), Lupus Erythematous, Tissue (Cutaneous Direct Immunofluorescence, Biopsy), Pemphigoid, Tissue (Cutaneous Direct Immunofluorescence, Biopsy), Pemphigus (Cutaneous Direct Immunofluorescence, Biopsy), Porphyria & Pseudoporphyria, Tissue (Cutaneous Direct Immunofluorescence, Biopsy), Skin Immunofluorescence (Cutaneous Direct Immunofluorescence, Biopsy), Urticaria (Cutaneous Direct Immunofluorescence, Biopsy)
 
 

 

 

 
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