The fifth edition of the American Psyciatric Association's Diagnostic and Statistical Manual for Mental Disorders (DSM-5) was published in 2013, and with it came new diagnostic criteria for mild cognitive impairment and dementia. In this Review, members of the working group tasked with writing the DSM-5 criteria for neurocognitive disorders present the new approach to categorization and diagnosis. Three key syndromes are recognized—delirium, mild neurocognitive disorder and major neurocognitive disorder—and each can have distinct aetiological subtypes.
- Perminder S. Sachdev
- Deborah Blacker
- Ronald C. Petersen
