Running the numbers through a calculator prevents the kind of mistakes that lead to unexplained lack of results or sudden onset of side effects like headaches
Patients should be told this directly, and it should appear in the consent conversation
It involves taking a small amount of radioactive vitamin B12 on its own and then with a dose of intrinsic factor
[57] Several serious, even life-threatening diseases cause elevated serum haptocorrin, measured as abnormally high serum vitamin B 12 , while at the same time potentially manifesting as a symptomatic vitamin deficiency because of insufficient vitamin bound to transcobalamin II which transfers the vitamin to cells
Pevec D, Novinak T, Bri L, ipo K, Juki I, Stareini M, et al