Disruptive Behaviour Disorders

Question 1

Oppositional Defiant Disorder

Answer 1

Age inappropriate stubborn, hostile, and defiant behaviour.

A. 4+ symptoms for at least 6 months, to _>_1 individual (not sibling)

Angry/Irritable mood

Argumentative/defiant behaviour

Vindictiveness

B. Impairment in functioning

C. Not during psychosis or mood disorders

1/4 “lose” diagnosis after a few years.

Comorbid with ADHD.

Question 2

Epidemiology of ODD

Answer 2

Appears by age 8 with a second peak at age 14-15

Prevalence is 3%

M>F in early childhood but equal in teens

1/4 “lose” diagnosis after a few years

Comorbid with ADHD

Prognosis depends on severity and family functioning

M>F progress to CD, especially with aggression

Question 3

Etiology of ODD

Answer 3

Tempermental factors combined with parenting practices (eg. timidness)

Extreme behaviour causes parents to back down in an argument (behaviourists)

Question 4

Treatment of ODD

Answer 4

1st line is psychosocial interventions - parent management therapy

Medications only to treat comorbidities OR if psychosocial interventions fail OR emergency behavioural situations

Question 5

Conduct Disorder

Answer 5

A. A repetitive and persistent pattern of behaviour in which the basic rights of others and major age appropriate societal norms or rules are violated. _>_3 or more over the past year, and 1 in the past 6 months of…

Aggression towards people or animals

Destruction of property

Deceitfulness or theft

Serious violation of rules

Question 6

Epidemiology of Conduct Disorder

Answer 6

Prevalence 1-10%

M>F

Males show increase in violence while females show increase in social ostracism and verbal bullying and intimidation.

Comorbid with ADHD

25% progress to antisocial personality disorder.

Question 7

Progression of Disruptive Behaviour Disorders

Answer 7

ODD –> CD –> Antisocial PD