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The presence of those specific clinical findings may prompt laboratory testing for evidence of a deficiency of that specific vitamin. Certain other clinical states may also lead to vitamin deficiencies (malabsorption syndromes, etc.). Limitations. For Medicare beneficiaries, screening tests are governed by statute.
13 cze 2024 · Use either total B 12 (serum cobalamin) or active B 12 (serum holotranscobalamin) as the initial test for suspected vitamin B 12 deficiency. Consider a further test to measure serum MMA concentrations in people who have symptoms or signs of vitamin B 12 deficiency and an indeterminate total or active B 12 test result.
Vitamin B12 (Cobalamin) - B12 is decreased in pernicious anemia, total or partial gastrectomy, malabsorption and certain congenital and biochemical disorders.
Vitamin B 12 (Cobalamin) and Folate Panel, Serum - Folic acid deficiency is common in pregnant women, alcoholics, patients with diets that do not include raw fruits and vegetables, and people with structural damage to the small intestine. The most reliable and direct method of diagnosing folate deficiency is the determination of folate levels ...
15 wrz 2017 · Screening and Diagnosis. Screening persons at average risk of vitamin B 12 deficiency is not recommended. 17 Screening should be considered in patients with risk factors, and...
19 lip 2024 · This topic review discusses the symptoms, clinical manifestations, and diagnosis of vitamin B12 and folate deficiency, vitamins that are required for normal hematopoiesis and neurologic function.
Vitamin B-12 (82607) and folate (82746) can be tested up to four times per year for malabsorption syndromes (K90.9) or deficiency disorders (D81.818, D81.819, E53.8, D51.0, D51.1, D51.2, D51.3, D51.8, D51.9, D52.0, D52.1, D52.8 and D52.9).
