Transcobalamin II deficiency
ICD-10 Code
D51.2
Transcobalamin II deficiency
Definition
Transcobalamin deficiency (TC) is a disorder of cobalamin transport that usually presents during the first few months of life and is characterized by megaloblastic anemia, failure to thrive, vomiting, weakness and pancytopenia.
Also known as inherited deficiency of transcobalamin, TCN2 deficiency, transcobalamin II deficiency — per MONDO