Auto-injector pen: Some medications are available in a pen with a short, single-use needle screwed onto the end of a pen-shaped, multiuse vial
Unexplained hypercobalaminemia, particularly levels above 1,000 pg/mL, has been associated with liver disease, kidney dysfunction, myeloproliferative disorders, and certain solid cancers in multiple large-scale studies
Several factors can cause a vitamin B12 deficiency
While the etiology of NTD is multifactorial, some studies have found that blood concentrations of homocysteine or holo-transcobalamin to be lower in NTD-affected infants and mothers compared to non-affected controls (reviewed in 59)
[PMID: 36515835] PubMed record related to this compound for laboratory literature review