[Therapy of hepatic encephalopathy. Modification of the plasma aminogram using amino acid infusions].

When amino acid solutions with high concentrations of branched chained amino acids and low concentrations of aromatic amino acids were administered to patients with cirrhosis of the liver 1. the serum levels of tyrosine and phenylalanine were significantly reduced, 2. the molar ratio of the branched chained amino acids to the aromatic amino acids substantially increased, and 3. as therapeutic response in all cases treated, a marked improvement of hepatic encephalopathy was achieved.