Pernicious anemia in the demented patient without anemia or macrocytosis.
D000368:Aged; D000748:Anemia, Macrocytic / Q000175:diagnosis*; D000752:Anemia, Pernicious / Q000175:diagnosis*; D003704:Dementia / Q000175:diagnosis*; D005260:Female; D006801:Humans; D014806:Vitamin B 12 Deficiency / Q000175:diagnosis*