Radioallergosorbent test

Radioallergosorbent test
RAST, an allergy test done on a sample of blood. RAST is used to check for allergic sensitivity to specific substances.

* * *

radioallergosorbent test n a radioimmunoassay for specific antibodies of immunoglobulin class IgE in which an insoluble matrix containing allergenic antigens is reacted with a sample of antibody-containing serum and then reacted again with antihuman antibodies against individual IgE antibodies to make specific determinations abbr. RAST

* * *

(RAST) (for measurement of IgE antibodies in serum) allergen extract is coupled to a solid matrix (paper, cellulose particles); this immunosorbent is reacted with serum and washed and then reacted with radiolabeled anti–human IgE antibody and washed. Uptake of the labeled antibody is proportional to the level of specific serum IgE antibodies to the allergen. This test may be used as an alternative to skin tests to determine sensitivity to suspected allergens.

Medical dictionary. 2011.

Игры ⚽ Поможем решить контрольную работу

Look at other dictionaries:

  • radioallergosorbent — ra·dio·al·ler·go·sor·bent ə .lər gō sȯr bənt adj relating to, involving, or being a radioallergosorbent test * * * ra·dio·al·ler·go·sor·bent (ra″de o al″ər go sorґbənt) denoting a radioimmunoassay technique for the… …   Medical dictionary

  • test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… …   Medical dictionary

  • RAST test — A RAST test (short for radioallergosorbent test) is a blood test used to determine what a person is allergic to. This is different from a skin allergy test, which determines allergy by the reaction of a person s skin to different substances. For… …   Wikipedia

  • RAST — • radioallergosorbent test …   Dictionary of medical acronyms & abbreviations

  • RAST — Radioallergosorbent test (Prueba de radioalergosorbencia) …   Diccionario de siglas médicas y otras abreviaturas

  • RAST — An allergy test done on a sample of blood. The aim with RAST, as with skin tests, is to check for allergic sensitivity to specific substances. RAST stands for RadioAllergoSorbent Test. * * * Acronym for radioallergosorbent test. * * *… …   Medical dictionary

  • List of tests — The following is a categorized list of tests covered in Wikipedia: =Medical tests= *Medical test*Apgar test *Biopsy *Blood test *DNA test *Glucose Tolerance Test *Ishihara colour test *Liver function test *Lumbar puncture *Mantoux test *Oral… …   Wikipedia

  • Allergy — Classification and external resources Hives are a common allergic symptom. ICD 10 T78.4 …   Wikipedia

  • ALLERGIE ET HYPERSENSIBILITÉ — Si les affections aujourd’hui appelées «allergiques» ont été connues depuis les temps les plus reculés, leur interprétation causale a dérouté longtemps les esprits les plus sagaces. Les stigmates cliniques de la plupart des affections allergiques …   Encyclopédie Universelle

  • Food allergy — Infobox Disease Name = Food allergy Caption = DiseasesDB = ICD10 = ICD10|T|78|0|t|66 ICD9 = ICD9|V15.0 ICDO = OMIM = 147050 MedlinePlus = 000817 eMedicineSubj = med eMedicineTopic = 806 MeshID = D005512A food allergy is an adverse immune response …   Wikipedia

Share the article and excerpts

Direct link
… Do a right-click on the link above
and select “Copy Link”