Social Anxiety Disorder

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SAD: Definition & Diagnosis - Spotlight Fears

  • Social Anxiety Disorder (SAD): Also known as Social Phobia. Characterized by marked and persistent fear or anxiety concerning one or more social situations where the individual is exposed to possible scrutiny by others.
  • Core Fear: Negative evaluation by others (e.g., being judged as anxious, weak, stupid, boring, unlikeable, or that one will show anxiety symptoms that will be negatively evaluated).
  • Diagnostic Highlights (DSM-5):
    • Social situations almost invariably provoke fear/anxiety.
    • Situations are actively avoided or endured with intense distress.
    • Fear/anxiety is out of proportion to the actual threat.
    • Causes clinically significant distress or functional impairment.

⭐ DSM-5: Marked fear/anxiety about ≥1 social situations where exposed to possible scrutiny by others, lasting ≥6 months.

  • Common "Spotlight" Situations Feared:
    • Public speaking or performing
    • Meeting new people / Interacting with unfamiliar individuals
    • Eating, drinking, or writing in public
    • Using public restrooms
    • Being the center of attention Social Anxiety Disorder Explained
  • Typical Onset: Adolescence, often mid-teens (median age 13 years).

SAD: Etiology - Roots of Anxiety

  • Neurobiological Factors:
    • Brain Circuitry: ↑ Amygdala (fear response); ↓ Prefrontal cortex (regulation).
    • Neurotransmitters: Serotonin (5-HT), Dopamine (DA) dysregulation; GABA deficits.

    ⭐ Amygdala hyperactivity and altered serotonin/dopamine pathways are key neurobiological findings in SAD.

  • Genetic Predisposition:
    • Heritability: ~30-40%.
    • Polygenic influence; gene-environment interaction (e.g., SLC6A4 variants and stress).
  • Environmental & Psychological Factors:
    • Early Experiences: Parental overprotection, criticism, anxious modeling; childhood bullying or public humiliation.
    • Temperament: Behavioral inhibition (innate shyness, fear of novelty).
    • Cognitive Biases: Fear of negative evaluation; negative self-focus; attentional bias to social threats.

SAD: Clinical Picture & DDx - More Than Shyness

Clinical Picture:

  • Core: Intense fear/anxiety in social situations (potential scrutiny).
    • Fears negative evaluation (humiliation, rejection).
    • Situations provoke fear/anxiety; avoided or endured with distress.
  • Duration: ≥6 months.
  • Impact: Significant distress or functional impairment.
  • Specifier: "Performance only" - fear restricted to public speaking/performing.

⭐ The 'performance only' specifier for SAD applies if fear is restricted to speaking or performing in public.

Key Differential Diagnoses (DDx):

  • Normal Shyness: No significant impairment.
  • Agoraphobia: Fear of no escape/help, not scrutiny.
  • Panic Disorder: Unexpected attacks vs. SAD's cued attacks.
  • Avoidant Personality Disorder (AvPD): Pervasive avoidance, negative self-concept.
  • Generalized Anxiety Disorder (GAD): Broad worry, not social evaluation focus.

SAD: Management - Calming Strategies

  • Goal: ↓ anxiety, ↑ social functioning.

  • Multimodal Approach: Psychotherapy + Pharmacotherapy often most effective.

  • Psychotherapy (First-line)

    • Cognitive Behavioral Therapy (CBT): Core component.
      • Techniques: Cognitive restructuring, exposure therapy (gradual).
      • Group CBT can be beneficial.
    • Social Skills Training (SST).
    • Relaxation Techniques: Deep breathing, progressive muscle relaxation.
  • Pharmacotherapy

    • SSRIs (First-line): Sertraline, Paroxetine, Escitalopram.
      • Start low, go slow; therapeutic effect in 4-12 weeks.
    • SNRIs: Venlafaxine (extended-release).
    • Beta-blockers: Propranolol, Atenolol.
      • For performance anxiety (e.g., public speaking).
      • Dose: Propranolol 10-40 mg, 1 hr before event.
    • Benzodiazepines (Short-term/PRN): Clonazepam, Lorazepam.
      • ⚠️ Risk of dependence; use cautiously.
    • MAOIs (e.g., Phenelzine): Reserved for treatment-resistant cases due to side effects & dietary restrictions.

⭐ First-line treatment for SAD typically involves SSRIs (e.g., sertraline, paroxetine, escitalopram) or CBT (especially exposure therapy).

High‑Yield Points - ⚡ Biggest Takeaways

  • Marked fear/anxiety about social situations with potential scrutiny.
  • Fears acting or showing anxiety symptoms leading to negative evaluation.
  • Social situations almost always provoke fear/anxiety; often avoided or intensely endured.
  • Fear/anxiety is out of proportion to the actual social threat.
  • Symptoms persist for ≥6 months, causing significant distress/impairment.
  • "Performance only" specifier: fear restricted to public speaking/performing.
  • First-line treatment: SSRIs (e.g., sertraline, paroxetine) and CBT (especially exposure therapy).

Practice Questions: Social Anxiety Disorder

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Systemic desensitization therapy is used for

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Flashcards: Social Anxiety Disorder

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First-line treatment for social anxiety disorder includes _____ + SSRIs or venlafaxine

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First-line treatment for social anxiety disorder includes _____ + SSRIs or venlafaxine

CBT

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