Obsessive-Compulsive and Related Disorders (OCD-R)

What is the core feature needed to recognize Obsessive-Compulsive Disorder (OCD)?

The presence of obsessions (intrusive, unwanted thoughts/urges/images) and/or compulsions (repetitive behaviors/mental acts performed to neutralize the obsession).

What are the main psychological technique and medication for OCD?

CBT with Exposure and Response Prevention (ERP). Medication is typically an SSRI antidepressant

What is the main symptom of Body Dysmorphic Disorder (BDD)?

Preoccupation with ≥1 perceived defects or flaws in physical appearance that are not observable or appear slight to others. The person performs repetitive behaviors (e.g., mirror checking, grooming) or mental acts (e.g., comparing) in response to the concern.

How do you recognize Hoarding Disorder?

Persistent difficulty discarding or parting with possessions (regardless of value). This results in the accumulation of possessions that congest and clutter active living areas and compromise their intended use.

What are the core features of Trichotillomania (TTM) and Excoriation (Skin-Picking) Disorder (SPD)?

TTM: Recurrent pulling out of one's hair resulting in hair loss + repeated attempts to stop. SPD: Recurrent skin picking resulting in skin lesions + repeated attempts to stop

What is the main idea behind transdiagnostic treatment approaches?

They focus on commonalities (e.g., maladaptive emotional regulation, experiential avoidance) among anxiety/mood disorders rather than just specific symptoms.