|
Prevalencea
|
10–31% |
Cognitive domains affected |
|
Executive function |
Common, may be severe (inability to follow sequence of steps, difficulty shifting sets, impaired planning skills) |
Memory |
Common (retrieval and recall) |
Attention |
Relatively common |
Personality/social cognition |
Relatively common (disinhibition, apathy, loss of social decorum, loss of empathy) |
Language |
Rare (word-finding difficulties) |
Visuospatial skills |
Rare |
Motor symptoms |
Intention tremor, gait ataxia, parkinsonism |
Neuropsychiatric symptoms |
|
Anxietyb
|
15–16% |
Depressionc
|
20–26% |