title: Reversible nicotinamide-deficiency encephalopathy in a patient with jejunal diverticulosis.
abstract: A patient with severe malabsorption due to massive diverticulosis of the small intestine developed an acute encephalopathic syndrome which responded dramatically to intravenous nicotinamide. Various mechanisms are discussed whereby nicotinamide deficiency might have occurred in this clinical context.
mesh_terms: D000208:Acute Disease; D000368:Aged; D001927:Brain Diseases / Q000188:drug therapy / Q000209:etiology*; D004240:Diverticulum / Q000150:complications*; D005260:Female; D006801:Humans; D007275:Injections, Intravenous; D007583:Jejunum; D009536:Niacinamide / Q000627:therapeutic use; D014804:Vitamin B Deficiency / Q000188:drug therapy / Q000209:etiology*
chemical_list: D009536:Niacinamide