The DSM V, and ICD-10 have provided<unk>  criteria for<unk> . Definition based on DSM-5 include disturbance in attention and awareness (reduced ability to direct, focus, shift attention and reduced orientation to envinment), initiation of disturbance over a short period of time during several hours or days  with fluctuation  in severity over a day, disturbance in cognition (memory deficit, disorientation, language, visuospatial ability, [[perception, disturbance other than evolving neurocognitive disorder, disturbance due to medical condition, substance intoxication, or withdrawal. Other definitions of<unk>  include disturbance in cognition,
impairment of immediate recall and recent memory, disorientation to time, place, person, disturbance in sleep wake cycle, Psychomotor disturbances,emotional disturbances in a period of less than 6 months.
Delirium diagnostic criteria
Delirium classification
Alcohol withdrawal diagnostic criteria
Altered mental status diagnostic criteria
Amnesia classification scheme
Bipolar disorder classification
Psychosis classification
Alcohol withdrawal classification