Missed Concepts

Varenicline can be combined with NRT without additional adverse effects, and is possibly more effective than either method alone.
Adjustment disorder is characterized by emotional symptoms causing clear impairment in social and occupational function developing within 3 months of an identifiable stressor.
Opioid withdrawal: mydriasis, irritability, anxiety, tachycardia, hypertension, nausea, vomiting, cramping, myalgias, arthralgias, lacrimation
Stimulant toxicity: mydriasis, irritability, anxiety, tachycardia, hypertension, loss of appetite, diaphoresis
Stimulant prescriptions for ADHD are not associated with increased risk of substance use disorder.
Histrionic personality disorder diagnosis
The difference between illness anxiety disorder and somatic symptom disorder is that in the former they are not complaining of having symptoms, just preoccupied with concern that they might have a serious undiagnosed disease (e.g. brain tumor).
Bupropion is not first line in pediatrics for depression
Always rule out secondary causes of dementia (e.g. depression) before jumping the gun.
Late onset MDD is associated with increased risk of Alzheimer's
Akathisia (inability to sit still), is a side effect of FGA > SGA, treat with propranolol.

Tourettes

H&P: Comordid psychiatric disorders include OCD/ADHD > MDD/anxiety
Dx: Motor and vocal tics for more than 1 year, onset before 18.
Tx: Management is with behavioral training, antiDA agents (risperidone), or alpha-2 receptor antagonists (clonidine)