Aspect | Delirium | Dementia | Depression |
---|---|---|---|
Onset | Acute | Insidious | Variable |
Consciousness | Clouded; disoriented | Clear until late stages | Generally normal |
Memory | Poor short-term; inattention | Poor short-term without marked inattention | Poor attention, memory intact |
Psychosis | Common | Less common | Rare |
EEG Findings | 90% generalized diffuse slowing | 90% generalized diffuse slowing | Normal |