NucMed > RIAScott WilliamsApr 2, 2002 RIA The Schilling Test Vitamin B12 absorption physiology Indications for the Schilling Test Pre-Test Preparation Causes of false low serum B12 level Causes of false normal B12 Stage I Schilling Test Technique Calculations Causes for a false positive test Causes for a false negative test Stage II Schilling Test Stage III Schilling Test Stage IV Schilling Test Dual-isotope Schilling test Blood Volume Determination Physiology Plasma Volume Technique Calculations RBC Volume Calculations Sources of possible error Reporting Results Diagnosis Relative polycythemia Polycythemia vera Secondary polycythemia Red Blood Cell Survival Technique Calculations Splenic Sequestration Study Latest in HomeTimely patient feedback leads to improvements in MRI exam experienceApril 11, 2025SponsoredElevate your patient's care with the capabilities of Cardiac PET/CTMarch 1, 2025Mimicking human vision: The new standard for medical image fidelityApril 11, 2025Of diphthongs and digraphsApril 11, 2025Related StoriesHomeNucMed > Musculoskeletal > LymphHomeNucMed > Cardiovascular > Sestamibi imagingHomeNucMed > PET > PET myocardial imagingSponsor ContentElevate your patient's care with the capabilities of Cardiac PET/CT