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. 2012 Feb 2;135(3):693–708. doi: 10.1093/brain/awr355

Table 3.

Behavioural changes in patients with C9ORF72 mutations

Patients
Behavioural domains Symptoms 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
Psychotic symptoms Delusions/paranoia + + + + + + + + + + + + + + +
Somatoform delusions + + + + + + + +
Hallucinations + + + + + +
Bizarre/irrational behaviour + + + + + + + + + + + + + + + + + + + +
Disinhibition Socially inappropriate + + + + + + + + + + + + + + + +
Loss of manners + + + + + + + + + + + + + + + + + + + + +
Impulsive (overspends) + + + + + + + + + + +
Apathy Apathy + + + + + + + + + + + + + + + + + + + + + + + + + + + +
Inertia + + + + + + + + + + + + + + + + + + + + + + +
Loss sympathy and empathy Neglects feelings + + + + + + + + + + + + + + + + + + + + + + + + + +
Less interest/warmth + + + + + + + + + + + + + + + + + + + +
Repetitive behaviours, stereotypies and obsessionality Simple mannerisms + + + + +
Complex routines/rituals + + + + + + + + + + + + + + + + + + +
Repetitive speech + + + + + + + + + + + + + + + + + + +
Clock watches + + + + + + +
Excess cleaning + + + + + +
Dietary change Sweet food preference + + + + + +
Food fads + +
Binge eating/cramming + + + + + + + + + + +
Mouths inedible objects
Loss of insight Denial of illness + + + + + + + + + + + + + + + + + + + + + + + + +
Unconcern + + + + + + + + + + + + + + + + + + + + + + + + + + +

+ = present at initial referral; − = absent at initial referral.