Vitamin B12 absorption test
The Schilling test can determine whether the body absorbs vitamin B12 normally. It helps assess the cause of vitamin B12 deficiency. This test is rarely, if ever, done today.
Hogenauer C, Hammer HF. Maldigestion and malabsorption. In: Feldman M, Friedman LS, Brandt LJ, eds. Sleisenger and Fordtran’s Gastrointestinal and Liver Disease. 10th ed. Philadelphia, PA: Elsevier Saunders; 2016:chap 104.
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