Synonyms Allergen Screen; Allergen Specific IgE; RAST® Panel

Test Includes All requested antigens

Laboratory Core Laboratory

Referral to Reference Laboratory

Request Form RAST® Test Form

Phone (212) 305-8600

Availability Daily, 24 hours

Turnaround Time 3-7 days

Special Instructions Indicate antigens or antigen panel on the request form.

Specimen Blood

Volume 6 mL

Minimum Volume For an IgE determination, 0.25 mL serum is required; for each allergen tested, an additional 0.3 mL serum is needed.

Container Gold top tube

Storage Instructions Refrigerate serum.

Patient Preparation Patient must avoid having radioisotope scan administered 24 hours prior to venipuncture.

Causes for Rejection Recently administered radioisotopes

Reference Range See report.

Use Evaluate possible allergic responses to various substances in the environment, home, and foods ingested; evaluate hay fever, extrinsic asthma, atopic eczema, respiratory allergy

Methodology Radioimmunoassay (RIA)

Copyright © 1978-2002 Lexi-Comp Inc. All Rights Reserved