More effective than CT scan in identifying lesions.  Useful in differentiating the hepatic encephalopathy from the underlying brain causes.  Increased resonance in T1 weighted images in hepatic encephalopathy due to manganese.
Encephalopathy MRI
Creutzfeldt-Jakob disease MRI
Gliomatosis cerebri physical examination
Encephalopathy echocardiography or ultrasound
Arnold-Chiari malformation MRI
Wernicke-Korsakoff syndrome MRI
Central pontine myelinolysis MRI
Dementia MRI