OBSESSIVE-COMPULSIVE AND RELATED DISORDERS Core Feature Recurrent, Persistent Thoughts, Urges, or Images Associated with Repetitive Behaviours Rule Out Obsessive-Compulsive and Related Disorder due to: Another Medical Condition (e.g., hyperthyroidism, anemia, CHF) Substance/Medication-Induced Obsessive-Compulsive and Related Disorder Categories Non-Specific Obsessions and/or Compulsions Intrusive/Inappropriate/Distressing Thoughts with Repetitive Behaviour Meant to Neutralize Anxiety Obsessive Compulsive Disorder Specific Obsessions or Compulsions Associated with: Preoccupation with Perceived Physical Appearance Body Dysmorphic Disorder Hair Pulling Trichotillomania Skin Picking Excoriation Disorder Difficulty Discarding Possessions Hoarding Disorder Note: If symptoms are clinically significant but do not meet criteria for a specific Obsessive-Compulsive or Related Disorder, consider Other Specified Obsessive-Compulsive or Related Disorder or Unspecified Obsessive-Compulsive or Related Disorder.

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