title: Selective malabsorption of vitamin B12 and vitamin B12-intrinsic factor with megaloblastic anemia in an adult.
abstract: The first case of megaloblastic anemia due to selective malabsorption of vitamin B(12) and vitamin B(12)-intrinsic factor is described in an otherwise normal female adult, in whom pernicious anemia had previously been diagnosed.
mesh_terms: D000748:Anemia, Macrocytic / Q000378:metabolism*; D000749:Anemia, Megaloblastic / Q000378:metabolism*; D005260:Female; D006801:Humans; D007082:Ileum / Q000378:metabolism; D007437:Intrinsic Factor / Q000378:metabolism*; D014805:Vitamin B 12 / Q000378:metabolism*
chemical_list: C036746:intrinsic factor-vitamin B 12 complex; D007437:Intrinsic Factor; D014805:Vitamin B 12