WebMay 24, 2024 · Notice you are in US - high dose oral is licensed as a treatment there and it can be quite effective but it certainly doesn't work for everyone. MMA and homocysteine are normal because your cells are getting enough B12 to manage the processes that recycle them into useful building blocks properly. WebJan 9, 2013 · The laboratory diagnosis of megaloblastic anemia due to B12 deficiency is usually straightforward based on characteristic features, including macrocytosis, evidence of hemolysis and ineffective erythropoiesis, and low serum B12. When findings are atypical, diagnosis may be delayed, with possible serious consequences.
Methylmalonic Acid (Blood) - Health Encyclopedia - University of ...
WebJun 5, 2024 · In general, normal levels of methylmalonic acid are between 0.00 and 0.40 umol/mL (micromoles per milliliter). Although higher levels of methylmalonic acid may be … WebOct 11, 2024 · Elevation of methylmalonic acid may be due to a defect in the metabolism of methylmalonyl-coenzyme A (CoA) or cobalamin (Cbl)/vitamin B12, which are inborn errors … cihla pth 11 5
Methylmalonic Acid and Homocysteine as Indicators of Vitamin B12 …
WebOut of all participants with serum B12 < 140, 140-300, and 301-1000 pmol/l, 56.2%, 13.5%, and 4.1%, respectively had elevated MMA. MMA concentrations were more strongly … WebFeb 12, 2024 · MMA - 352 Unbound B-12 (transcobalamin) - < 88 (it was 122 in August) B-12 - > 2000 (The most recent shot was 10 days previous) I believe, despite the elevated b12 result that this indicates a deficiency? My only potential symptom is muscle cramping in my feet on a nightly basis and memory problems... I do have Hashimoto’s as well. WebVitamin B12 >400 ng/L. Results do not suggest B12 deficiency-no further testing. Vitamin B12 150 to 400 ng/L. Borderline vitamin B12 level-methylmalonic acid (MMA) is performed. If MMA is >0.40 nmol/mL, then intrinsic factor blocking antibody (IFBA) is performed. Vitamin B12 <150 ng/L. Vitamin B12 deficiency-IFBA is performed. cihla pth 30 profi dryfix p10 80