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Anthony M. Ocana MSc, MD, CCFP, ABAM 604-913-8183 ext 2235

North Shore ADHD Clinic Creating Clarity northshoreadhd.com. Anthony M. Ocana MSc, MD, CCFP, ABAM 604-913-8183 ext 2235. ADHD. Brain – based disorder of performance Caused by Dopamine Circuit Dysfunction Epidemiology 8-10 % of children

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Anthony M. Ocana MSc, MD, CCFP, ABAM 604-913-8183 ext 2235

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  1. North Shore ADHD Clinic Creating Clarity northshoreadhd.com Anthony M. Ocana MSc, MD, CCFP, ABAM 604-913-8183 ext 2235

  2. ADHD Brain – based disorder of performance Caused by Dopamine Circuit Dysfunction Epidemiology • 8-10 % of children • 4-5% of adults (NIMH 2003, Kessler 2006) • Higher prevalence than GAD, Bipolar or Schizophrenia • More than 1.5 million Canadians Hallmark Symptoms • Distractibility • Hyperactivity • Impulsivity • Irritability Getty Images NorthShore ADHD Clinic

  3. Dopamine Circuits Attention - optimizes signal, filters noise Impulse Control - don’t do what you’re not supposed to do Executive Function - do what you are supposed to do Motor Control - keep doing it until you are finished Reward - regulate emotions required to complete the task NorthShore ADHD Clinic

  4. Dopamine Circuit FunctionsR. Barclay PhD Behavioral Inhibition – don’t do what your are not supposed to do Executive Function – do what you are supposed to do Motor Control – keep doing what you are supposed to do, until finished NorthShore Adult ADHD Clinic

  5. Executive Function 1. Non-verbal working memory hindsight, foresight, hold an image in mind, keep promises, co-operate 2. Verbal working memory reflection, self talk, self instruction, rule guided behavior, reading comprehension 3. Regulation of emotion – motivation, resilience, engagement 4. Problem Solving choose behavior based on imagined scenarios, verbal fluency, NorthShore Adult ADHD Clinic

  6. ADHD and Associated Disorders Prevalence (%) Biederman. Am J Psychiatry. 1993;150(12):1792. Biederman Psychiatry Research 1994;53:13 Shekim. Compr Psychiatry. 1990;31(5):416. NorthShore ADHD Clinic

  7. Depression/ Anxiety ADHD SubstanceUse Psychosis BipolarDisorder ImpulseControlDisorder EatingDisorder ASPD ConductDisorder Addiction and Co-morbid Disorders NorthShore ADHD Clinic

  8. Contact Us NorthShore ADHD Clinic #201 – 520 17th St. West Vancouver 604-913-8183 ext 2235 – Heather www.northshoreadhd.com NorthShore ADHD Clinic

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