Consensus Diagnostic Criteria for Frontotemporal Dementia (Ref. 8, p 1548)
| Main diagnostic criteria |
| Insidious onset and gradual progression |
| Early decline in social interpersonal conduct |
| Early impairment in regulation of personal conduct |
| Early emotional blunting |
| Early loss of insight |
| Other criteria supporting diagnosis |
| Behavioral changes (such as mental rigidity, distractibility, stereotypy) |
| Speech and language changes (such as mutism or pressure, echolalia, perseveration) |
| Physical signs (such as primitive reflexes, muscle rigidity and tremor, low blood pressure) |