An 82-year-old woman is brought to emergency by her husband after being found confused at home. Vitals are: BP 115/75; HR 80; RR 16; temp 106.0 F. Creatinine is 1.5 mg/dL. A blood smear is shown.
Which of the following is the most likely explanation for this patient’s findings?
Alcoholism
Liver failure
Sideroblastic anemia
Subacute combined degeneration
Uremia