05b_Obsessive-Compulsive and Related Disorders

Question 1

Obsessions

Answer 1

Persistent, Intrusive, and unwanted thoughts, impulses, or images that cause significant distress

Individual makes efforts to actively ignore or suppress

Question 2

Compulsions

Answer 2

Repetitious and deliberate behaviors or mental acts

Response to obsession and/or according to rigid rules

Goal is to reduce distress or prevent a dreaded situation from happening

However, this goal is not logically connected to the compulsive behavior

Question 3

OCD:

Specifiers

Answer 3

good/fair/poor Insight

absent insight

delusional beliefs

presence of tics

Question 4

OCD:

Prevalence

Answer 4

1.2%

Question 5

OCD:

Gender Prevalence

Answer 5

1:1 M/F

Earlier onset for males = higher rates in children and adolescents

Question 6

OCD compared to OCPD

Answer 6

OCPD: lack of true obsession and compulsions

Rituals are related to perfectionism, not reducing anxiety

Preoccupation with orderliness, perfectionism and control

Question 7

OCD:

Treatment

Answer 7

ERP

Clomipramine or SSRI

Pharmacotherapy rarely used alone due to risk of relapse

Question 8

Body Dysmorphic Disorder

Answer 8

Preoccupation with a defect or flaw in appearance

Flaw appears minor or is unobservable to others

Repetitive behaviors or mental acts related to perceived defect / flaw

Question 9

Hoarding Disorder

Answer 9

Difficulty parting with possessions, regardless of their actual value

Perceived need to save items

Distress associated with parting with them