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Question

Difficulty: HardPersonality Disorders

A 35-year-old man is brought to the clinic by his husband for couples counseling. The husband complains that the patient is "suffocatingly rigid." For example, the patient insists on packing the dishwasher in a highly specific configuration and will unpack and repack it entirely if the husband does it "incorrectly." The patient recently received a formal warning at his accounting firm because he missed a major filing deadline; he spent three weeks formatting the spreadsheets to look "flawless" rather than submitting the adequate, finalized data on time. He refuses to delegate tasks to junior accountants, stating, "They are careless, and I am the only one who can do it exactly right." He frequently skips social events to organize his home office and refuses to throw away old, broken electronics, claiming they "might be useful someday." During the interview, the patient appears frustrated and says, "My husband is overreacting. I just have high standards. Is it a crime to want things done properly?" He denies any repetitive, intrusive thoughts or sudden urges that cause him distress. Mental status examination reveals a constricted affect and overly formal speech. Which of the following is the most likely diagnosis?

  1. Obsessive-compulsive personality disorderAnswer
  2. B
    Obsessive-compulsive disorder
  3. C
    Narcissistic personality disorder
  4. D
    Autism spectrum disorder
  5. E
    Schizoid personality disorder

Answer

Obsessive-compulsive personality disorder
The correct answer is Obsessive-compulsive personality disorder (OCPD). This patient exhibits a pervasive pattern of preoccupation with orderliness, perfectionism, and control. Key features present in this vignette include perfectionism that interferes with task completion (missing a deadline to perfectly format spreadsheets), reluctance to delegate tasks (believing others will do it incorrectly), rigidity/stubbornness (insisting the dishwasher be packed a certain way), and hoarding behavior (keeping old electronics). Crucially, personality disorders are ego-syntonic; this patient believes his behavior is entirely rational and is frustrated by his husband's complaints. He does not suffer from the intrusive, distressing thoughts (obsessions) or anxiety-relieving rituals (compulsions) characteristic of obsessive-compulsive disorder.

Step-by-Step Solution

1
Analyze the patient's behavioral patterns and interpersonal functioning.
The patient demonstrates extreme perfectionism, rigidity, reluctance to delegate, and hoarding behavior, all of which impair his occupational and social functioning.
Identifying the pervasive maladaptive traits is necessary to classify the psychiatric condition.
2
Evaluate the patient's insight and distress regarding his symptoms (ego-syntonic vs. ego-dystonic).
The patient does not find his behavior distressing and believes his high standards are correct (ego-syntonic). He lacks intrusive thoughts and repetitive anxiety-relieving rituals.
Differentiating between ego-syntonic personality traits and ego-dystonic anxiety disorders is the key step to distinguish OCPD from OCD.
3
Differentiate from other personality and developmental disorders based on core motivations.
The patient's social withdrawal is driven by perfectionism, not a lack of desire for relationships (ruling out Schizoid). His sense of superiority is regarding task execution, not grandiosity (ruling out Narcissistic). There is no history of early developmental social deficits (ruling out Autism).
Overlapping symptoms must be excluded based on the underlying psychological drivers to arrive at the single best diagnosis.

Key Concept

Obsessive-compulsive personality disorder (OCPD) is characterized by a pervasive pattern of perfectionism, rigidity, and orderliness that is ego-syntonic, distinguishing it from the ego-dystonic obsessions and compulsions of obsessive-compulsive disorder (OCD).
Estimated Time:1m 30s
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Topics

Personality Disorders

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