Rast

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Related to radioallergosorbent test: immunoglobulin E

Rast

An archaic Norwegian unit of length approximately equivalent to nine kilometers.
References in periodicals archive ?
They are from a 4-year-old girl with negative results for a radioallergosorbent test (BAST) for pollen, from a 6-yearold boy with an acute mycoplasma infection, and from a 17-year-old girl with a growth problem.
Most of the common allergens to inhalants may be diagnosed using commercial allergy skin tests or the ImmunoCAP radioallergosorbent test (RAST), but specific diagnoses of novel or unique allergies previously unrecognised may be performed at specialist allergy centres with facilities for titrated skin-prick testing with fresh extracts, or using Western blotting or the basophil histamine release test in the laboratory.
One of the earliest was the radioallergosorbent test (RAST), which involved the placement of a radioactive label on an anti-IgE antibody.