Attention Deficit Hyperactivity Disorder Flashcards
ADHD
Pattern of difficulty staying focused and paying attention,
difficulty controlling behavior, and hyperactivity (over-activity)
- A narrow developmental disorder
Prevailing of ADHD
- The most prevalent childhood psychiatric disorder in Canada
- One of the most common referrals for mental health services in
childhood - 5 to 7% of children, 9 to 15% in North America
- 4:1 Recio boys to girls
- 4 to 5%In adults,8% lifetime diagnosis
- 6:1 male to female
- Prevailing’s growing throughout years
Persistence of ADHD
Persist into adolescence and childhood but presentation will change
Primary characteristics of ADHD
- Inattention
- Hyperactivity
- Impulsivity
Build this can all be part of normal development
Inattention
- Cannot sustain focus/Mind wanders
- Lack of persistence
- Forgetful
- Disorganized
Hyperactivity
- constantly moving/fidgeting
- Restlessness
- Need for constant activity
Impulsivity
- acting without thinking
- Unable to delay gratification
Diagnostic criteria for inattention
At least six of the following for six months
- Fails to pay attention for details or makes careless mistakes
- Difficulty sustaining attention
- Doesn’t seem to listen when spoken directly to
- Doesn’t follow through on instructions
- Difficulty organizing tasks and activities
- Avoid dislikes were reluctant to engage inSustained mental effort
- Loses things necessary for tasks
- Forgetful in daily activities
Diagnostic criteria for hyperactivity and impulsivity
At least six for six months
- Fidget or squirms
- Leaf seat when remaining seated as expected
- Runs or claims one inappropriate
- Can’t engage or play quietly
- Always on the go
- Blurts out answers before questions finished
- InterruptsOr insurance on others
- Cannot wait their turn
General diagnostic criteria for ADHD
Hyperactivity/Impulsivity and or inattention
- Several symptoms present before 12 years old
- Symptoms present in two or more settings
- Symptoms interfere withOr reduce quality of functioning
- Symptoms not better it’s think I meant to disorder
Note: Five or more symptoms required for older adolescents and adults
Risk of ADHD
- Poor academic performance
- accidents and injuries
- Rejection by peers
- Difficulty establishing a meeting with friendships
- Low self-esteem
- Other mental disorders
Come ability of ADHD
- Learning disability
- ODD
- CD
- Depression
- BD
- BPD
- SUD
Positive side of ADHD
- Where creativity and imagination
- Think outside the box
- Spontaneous and energetic
- Care and empathy
- Humor
- Tenacity
- Passion
- Hyperfocus
Onset of ADHD
Six years old
- Earlier onset more severe
- Becomes apparentDuring preschool years As a developmental tasks become moreComplex and responsibility increases
Course of ADHD
- chronic, Symptoms persist into adult
- Hyperactivity/impulsivity can decrease
- Inattention deficits processed
- Severity of symptoms manifest depending on Environmental demand
- Symptom management were common than treatment or recovery
Genetic influences of ADHD
- Highly influenced by genetics
- Dopamine receptor genes involved
- Catechol-O-methyltransferase (COMT), Which regulates dopamine and norepinephrine availability
Neurotransmitter systems involved in ADHD
- Dopamine
- Norepinephrine
- Serotonin
- GABA
Low availability in dopamine and norepinephrineBecause dopamine metabolizes
Neurobiological influences of ADHD
- Prefrontal cortex Involved
- Limbic system/basal ganglia, Responsible for rewards sensitivity, emotions and motivation
- Cerebellum
Executive function in children with ADHD
ADHD effects executive functioning
- Sustained attention and shifting attention
- Inhibition to distractions or inappropriate behavior
- Decision making and planning and organizing and time management
- Working memory
- Starting and finishing tasks
- Emotional regulation
Environmental influences of ADHD
- Low birth weight
- Smoking drinking during
pregnancy - Exposure Two pesticides, environmental toxins common food additives, colorings
- More research needed
For sure an and genetic X
Cycle social influences of ADHD
- Maternal stress
- Parental discord
- Low structure at home
- Negative response by parents teachers and peers which contributes to self-esteem and self image
Psycho stimulants as treatment for ADHD
Uses CNS stimulants
- like Ritalin
- Stimulants help increase dopamine and norepinephrine Availability and neurotransmission
- Increase CNS Means more vigilance and and attention and concentration
- Increases working memory
- Does not benefit individuals without ADHD
- 70% of US children diagnosed with ADHD uses psychostimulant
Two categories of CNS stimulant
Methylphenidate-based
Amphetamine based
- Usually have comparable effectsBut different action times, Long or short acting
Choosing right one takes trial and error
Both increased dopamine and norepinephrine availability
Side effects of ADHD medication
- Insomnia or restlessness
- Headaches
- Heart palpitations
- Irritability and low mood
- Blunted affect or emotional Lability
- Appetite Dysregulation
- Dehydration
- Potential for abuse
- Evidence of over prescription
- Long-term effects not fully understood, Many have effect on growth