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What does b12 blood test check for?

How to Check For Healthy B12 Levels?

  • Methylmalonic acid (MMA) B12 helps converting methylmalonyl CoA, one of the forms of MMA, into succinyl Coenzyme A.
  • Holotranscobalamin (HoloTC) Another useful test is the holotranscobalamin (HoloTC) test, which only records the active forms of B12 in the blood.
  • Homocysteine.

What does high B12 blood levels really mean? High blood B12 levels can occur in liver conditions such as cirrhosis and hepatitis. Alcoholic liver disease is an example of a liver condition associated with high vitamin B12 . With alcoholic liver disease, vitamin B12 as well as its carrier proteins can be elevated.

What does a high B12 blood test mean? High B12 Levels. If your blood test reveals a high vitamin B12 level, it could indicate an underlying medical condition. In “Laboratory and Diagnostic Tests with Nursing Implications,” author Joyce LeFever Kee explains that elevated vitamin B12 is often seen with acute hepatitis, polycythemia vera and myelocytic leukemia.

What medical conditions cause high B12 levels? High vitamin B12 in the bloodstream is associated with serious diseases. Medical conditions that can increase levels of vitamin B12 include liver disease, kidney failure and a group of blood cancers known as myeloproliferative disorders, which includes myelocytic leukemia and a condition that causes an overgrowth…

What is considered high B12 levels? An abnormally high vitamin B-12 status is anything over 900 ng/mL. This result may suggest liver or kidney problems, diabetes, or certain forms of leukemia. The result ranges vary from one laboratory to another, so it is important to discuss the results and their meaning with a doctor.

Why would I have high B12 levels in my blood?

Why would I have high B12 levels in my blood? An increased blood level of vitamin B12 is sometimes caused by kidney disease, including diabetic kidney disease. High vitamin B12 levels could also be explained by elevated vitamin B12 binding protein levels that are not filtered properly by the kidneys.

What are the dangers of high B-12 levels? While vitamin B12 is generally not considered toxic in high levels, it’s important to determine if the elevation is due to excess vitamin supplements since other causes of a high vitamin B12 level are usually serious. High vitamin B12 levels are associated with many blood diseases, including various types of leukemia and related blood disorders.

What medical conditions cause high B12 levels? High vitamin B12 in the bloodstream is associated with serious diseases. Medical conditions that can increase levels of vitamin B12 include liver disease, kidney failure and a group of blood cancers known as myeloproliferative disorders, which includes myelocytic leukemia and a condition that causes an overgrowth…

What causes high level of vitamin B12 in the blood? Causes of High Blood Levels of Vitamin B12 Excess Vitamin Supplements. The most obvious cause of an elevated vitamin B12 level is taking too much of the vitamin in the form of supplements. Leukemia and Related Blood Diseases. Solid Organ Cancers. Liver Disease. Kidney Disease.