A. Presence of obsessions, compulsion, or both :
Obsession are defined by (1) and (2) :
- Recurrent and persistent thoughts, urges, or impulses that are experienced, at some time during the disturbance, as intrusive and unwanted, and that is most individuals cause marked anxiety or distress.
- The individual attempts to ignore or suppress such as thought, urges, or images, or to neutralise them with some other though or action (i.e., by performing a compulsion)
Compulsion are defined by (1) and (2):
- Repetitive behaviour (e.g, hand washing, ordering, checking) or mental acts (e.g., praying, counting, repeating words silently) that the individual feels driven to perform in response to an obsession or according to rules that must be applied rigidly.
- The behavior or mental acts are aimed at preventing or reducing anxiety or distress, or preventing some dreaded event or situation; however behavior or mental acts are not connected in a realistic way with what they are designed to neutralize or prevent, or are clearly excessive.