477: ASSOCIATION OF OSMOLALITY, BRAIN VOLUME, AND CLINICAL NEUROLOGIC CHANGES IN HEPATIC ENCEPHALOPATHY. Issue 12 (December 2015) - Liotta, Eric; Romanova, Anna; Lizza, Bryan; Francis, Brandon Francis; Naidech, Andrew; Prabhakaran, Shyam; Sorond, Farzaneh; Maas, Matthew