A 32-year-old woman presents with recurrent, unexpected panic attacks characterized by sudden onset of palpitations, sweating, and fear of dying. She reports that attacks occur without warning and last 15–20 minutes. In contrast, her colleague experiences intense fear and avoidance of crowded public spaces; her anxiety is triggered only when she anticipates or enters such situations. Which feature best distinguishes panic disorder from specific phobia in this comparison?

Explanation

## Distinguishing Panic Disorder from Specific Phobia ### Core Difference: Trigger Pattern **Key Point:** The fundamental discriminator between panic disorder and specific phobia is the *nature of the trigger*. - **Panic Disorder:** Attacks are **unexpected and spontaneous** — they arise "out of the blue" without an identifiable external cue. The person cannot predict when an attack will occur. - **Specific Phobia:** Anxiety is **situational and cued** — it occurs predictably when the person anticipates or encounters the feared object/situation (e.g., heights, flying, crowds). ### Comparison Table | Feature | Panic Disorder | Specific Phobia | | --- | --- | --- | | **Trigger** | Unexpected, spontaneous, no clear cue | Predictable, situational, cued | | **Anticipation** | Not typically present before attack | Marked anticipatory anxiety | | **Avoidance** | Secondary (fear of panic itself) | Primary (avoidance of phobic object) | | **Autonomic symptoms** | Prominent (palpitations, sweating, dyspnea) | Present but often less severe | | **Duration** | 5–20 minutes (peak at ~10 min) | Variable; may persist as long as exposure continues | ### Why This Matters Clinically **Clinical Pearl:** A patient with panic disorder often develops *agoraphobia* (fear of situations from which escape is difficult) as a *secondary* consequence — they begin avoiding places where panic attacks have occurred or where help is unavailable. In contrast, the phobic patient's avoidance is *primary* and directly tied to the feared stimulus. **High-Yield:** On NEET PG, the **spontaneous vs. situational** distinction is the gold-standard discriminator. If the stem emphasizes "unexpected attacks" or "no clear trigger," think panic disorder. If the anxiety is "triggered by" or "occurs in the presence of," think phobia. [cite:DSM-5 Diagnostic Criteria for Panic Disorder and Specific Phobia]