Excoriation Disorder

Abnormal Psychology Exam Reviewer

What is Excoriation Disorder?

Recurrent skin picking, resulting in lesions, attempts to stop, distress/impairment.

What are the DSM-5-TR diagnostic criteria (A-E) for Excoriation Disorder?

Recurrent skin picking
Attempts to stop
Distress/impairment
Not due to medical condition
Not better explained by another disorder.

What is dermatillomania?

An older, colloquial term meaning “skin-picking madness.”

What is the prevalence of Excoriation Disorder in the general population?

~1.4–5.4%

What is the gender ratio for Excoriation Disorder?

More common in females than males (≈3:1).

What is the typical onset and course of Excoriation Disorder?

Often adolescence/young adulthood; chronic, waxing/waning, stress-associated.

What are some common comorbid conditions associated with Excoriation Disorder?

Anxiety disorders, MDD, OCD, Trichotillomania, Body Dysmorphic Disorder.

What is the core behavioral treatment for Excoriation Disorder?

Habit Reversal Training (HRT): awareness + competing response.

What does CBT combine for Excoriation Disorder treatment?

HRT with cognitive restructuring.

What medications are sometimes prescribed for Excoriation Disorder?

SSRIs / Clomipramine if comorbid OCD or depression is present.

What is N-Acetylcysteine (NAC) used for in Excoriation Disorder treatment?

Some evidence for reducing urges.

What are common areas involved in skin picking?

Face, arms, hands, or legs.