age related cognitive decline (R41.81)altered mental status (R41.82">R41.82)cerebral degeneration (G31.9)change in mental status (R41.82">R41.82)cognitive deficits following (sequelae of) cerebral hemorrhage or infarction (I69.01-, I69.11-, I69.21-, I69.31-, I69.81-, I69.91-)cognitive impairment due to intracranial or head injury (S06.-)dementia (F01.-, F02.-, F03)mild memory disturbance (F06.8)neurologic neglect syndrome (R41.4)personality change, nonpsychotic (F68.8)