ADHD Flashcards
3 Types of ADHD
Hyperactive
Impulsive
Inattention
What do ADHD symptoms affect?
Cognitive functioning Academic functioning Behavioral functioning Emotional functioning Social functioning
What other psychiatric disorders is ADHD frequently associated with?
Oppositional defiant disorder (ODD) Conduct disorder (CD) Depression Anxiety disorder Learning disabilities
Major Transmitters in ADHD
Dopamine
Norepinephrine
Where are dopamine sensitive neurons?
Frontal lobe
What is the dopamine system associated with?
Reward Attention Short term memory Planning Motivation
Functions of the Frontal Lobe
Ability to project future consequences
Choice between good & bad actions
Override & suppression of socially unacceptable responses
Determination of similarities & differences
Differences in the Brain of a Person with ADHD
Decreased activation in the basal ganglion & anterior frontal lobe
Increase in dopamine transporter activity
Dopamine imbalance allows inappropriate increase in norepinephrine activity
Methylphenidate
Increases extracellular dopamine in the brain
Changes areas of function in the frontal lobe
DSM V Symptoms of Inattention or Hyperactivity/Impulsivity
Symptoms inappropriate for given age
Negatively impacts social & academic or occupational activities
Symptoms prior to age 12
Symptoms present in 2+ settings
Symptoms present for at least 6 months
Symptoms not better explained by other psychiatric
ADHD Inattentive Symptoms
Failure to give close attention to detail
Difficulty sustaining
attention in task
Failure to listen when spoken to directly
Failure to follow instructions
Difficulty organizing tasks & activities
Reluctance to engage in tasks that require sustained mental effort
Loses things necessary for tasks or activities
Easy distractibility
Forgetfulness in daily activities
ADHD Impulsive-Hyperactivity Symptoms
Fidgetiness with hands & feet or squirms in seat
Difficulty remaining seated in class
Excessive running or climbing in inappropriate situations
Difficulty in engaging in quiet activities
Is often “on-the-go” or acts as if “driven by a motor”
Often talks excessively
Excessive talking & blurting out answers before questions have been completed
Difficulty awaiting turns
Interrupting & intruding on others
Medical Evaluation of ADHD
Vanderbilt forms Refer for vision & hearing tests Complete H&P Blood lead level (maybe) TSH (maybe) Sleep study (maybe) Neurology consult (seizure/neuro disorder)
Treatment of ADHD
Ritalin
Adderall
Concerta
Behavioral therapy
Criteria for Initiation of Pharmacotherapy for ADHD
Complete diagnostic assessment that confirms ADHD
>6 years old
Parental consent
School is cooperative
No previous sensitivity to the medication
Normal HR & BP
No Hx of seizure disorder
Doesn’t have Tourettes, autism spectrum disorder, anxiety disorder, substance abuse among household members
Things to Note Prior to Therapy for ADHD
Comprehensive medical eval + EKG
Pretreatment height, weight, BP, HR
Pretreatment appetite, sleep patterns, headaches, & abdominal pain
Assess for substance use/abuse
Education for ADHD Pharmacology
Meds prescribed to help with self control & ability to focus
Benefits vs. risks
Risks: CV issues, anorexia, insomnia, tics, priapism
Follow up protocol expectations
Patient specific goals
Potential Goals for ADHD Treatment
Less interruption in class
Turning in homework on time
Keeping their butt in their seat
Medications for ADHD
1st: methylphenidate (Ritalin) or dextroamphetamine (Adderall)
2nd: atomoxetine (Straterra)
Considerations for Medication Choice in ADHD
Duration of coverage Ability to swallow pills Time of day when symptoms occur Desire to avoid administration at school Coexisting tic disorder Coexisting emotional or behavioral condition Potential SE Hx of substance abuse Expense
Pros of Pharmacotherapy for ADHD
Long record of safety & efficacy
Improves: core symptoms, parent-child interactions, aggressive behavior, academic productivity & accuracy, improved self-esteem
Cons of Pharmacotherapy for ADHD
Insufficient data to judge long term academic performance
Symptoms tend to improve over time
Does not significantly affect learning problems, reduced social skills, oppositional behavior, emotional problems
How to choose which stimulant for ADHD?
Providers preference & comfort level
Patient & parent preference
Drugs Classes of ADHD Medications
Stimulants
Atomoxetine
Alpha-2-adrenergic agonists
Antidepressants
Stimulant Medications for ADHD
Methylphenidate
Detroamphetamine
Detroamphetamine-amphetamine
Antidepressant Medications for ADHD
TCAs
Bupropion
Short Acting Methylphenidate’s for ADHD
Ritalin
Methylin
Time Frames for Ritalin & Methylin
Onset: 20-60 minutes
Duration: 3-5 hours
Half-life: 2-3 hours
Extended Release Long Acting Methylphenidate’s for ADHD
Metadate ER
Methylin ER
Ritalin SR
Time Frames for Extended Release Long Acting Methylphenidate’s for ADHD
Onset: 20-60 minutes
Duration: 8 hours
Sustained Release Long Acting Methylphenidate’s for ADHD
dexmethyllphenidate (Focalin XR)
Metadate CD
Ritalin LA
Time Frames for Sustained Release Long Acting Methylphenidate’s for ADHD
Onset: 20-60 minutes
Duration: 9 hours; 12 hours (Focalin XR)
BID dosing
Long Acting Osmotic Release Methylphenidate for ADHD
Concerta
Times Frame for Concerta
Onset: 20-60 minutes
Duration: 12 hours
Long Acting Oral Suspension Methylphenidate for ADHD
Quillivan XR
Time Frames for Quillivan XR
Onset: 60 minutes
Duration: 12 hours
Long Acting Transdermal Methylphenidate for ADHD
Daytrana
Time Frames for Daytrana
Onset: 60 minutes
Duration: 12 hours
Last 3 hours after removal of patch