Schilling test


: a test for gastrointestinal absorption of vitamin B12 in which a dose of the radioactive vitamin is taken orally, a dose of the nonradioactive vitamin is given by injection to impede uptake of the absorbed radioactive dose by the liver, and the proportion of the radioactive dose absorbed is determined by measuring the radioactivity of the urine

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“Schilling test.” Medical Dictionary, Merriam-Webster, Accessed 18 May. 2024.

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