Immunology

Tree Nut Allergy

Test Code: 94462

CPT Code(s): 86003 (x9)

Includes: IgE allergy testing for: Macadamia Nut (RF345), Pecan Nut (F201), Brazil Nut (F18), Walnut (F256), Cashew Nut (F202), Pistachio (F203), Hazelnut (F17), Almond (F20), Peanut (F13)

Methodology: Immunoassay

ANA Screen, IFA, Reflex Titer/Pattern, and Reflex to Multiplex 11 Ab Cascade

Test Code: 16814

CPT Code(s): 86038

Methodology: Immunofluorescent Assay (IFA)

Clinical Significance: Antinuclear antibodies are associated with rheumatic diseases including Systemic Lupus Erythematous (SLE), mixed connective tissue disease, Sjogren's syndrome, scleroderma, polymyositis, CREST syndrome, and neurologic SLE.

Includes: The ANA Screen, IFA, Reflex Titer/Pattern, and Reflex to Multiplex 11 Ab Cascade begins with an ANA Screen, IFA.

Rickettsia (RMSF) Antibodies (IgG, IgM) with Reflex to Titers

Test Code: 6419

CPT Code(s): 86757 (x2)

Includes: If Rickettsia (RMSF) Antibodies (IgG, IgM) is Detected, the appropriate Titer will be performed at an additional charge (CPT code(s): 86757 per titer performed).

Methodology: Immunofluorescent Assay (IFA)

Limitations: Even after infection has been treated, positive results may persist. False-positive reactions may occur during pregnancy.

Food Allergy Profile

Test Code: 36763 (Food and Tree Nut Allergy Panel with Reflex to Components) or 36762 (Food and Tree Nut Allergy Panel)

CPT Code(s): 86003 (x15)

Includes: IgE allergy testing for: Almond (f20); Cashew Nut (f207); Codfish (f3); Cow's Milk (f2); Egg White (f11); Hazelnut (f17); Peanut (f13); Salmon (f41); Scallop (f338); Sesame Seed (f10); Shrimp (f24); Soybean (f14); Tuna (f40); Walnut (f256); Wheat (f4)

Methodology: Immunoassay