B12 is found in animal-based products, so strict vegetarian or vegan diets don't have many (or perhaps any) sources of Vitamin B12
In this population, the abdomen often retains more subcutaneous fat than the thigh and may be the better choice
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Elevated serum B12 is usually asymptomatic and discovered incidentally during routine blood tests Common causes include B12 supplementation, liver disease, haematological disorders, and chronic kidney disease Symptoms such as jaundice, unexplained weight loss, or bruising suggest underlying pathology requiring investigation B12 is water-soluble with no established upper safe limit, and excess is naturally excreted by the kidneys Management focuses on identifying and treating underlying causes rather than lowering B12 levels directly Patients with persistent elevation should undergo comprehensive assessment including liver function, renal function, and haematological investigations Table of Contents What Are the Symptoms of High Vitamin B12 Levels
Therefore, we included the finalized burden mentioned in the CY 2024 OPPS/ASC final rule with comment period and the new burden associated with the CY 2026 OPPS proposed rule in the request for reinstatement
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