Case Study: Antisocial Personality Disorder

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#1a. DIAGNOSIS
Based on the Information presented in the case study on Peter, the most likely diagnosis is Antisocial Personality Disorder. According to Castillo (1997), Antisocial Personality Disorder is defined as a personality characterized by a persistent pattern of victimizing others through theft or destruction of property, physical assault (including spouse or child abuse), or deceit to gain personal profit or pleasure. Antisocial personality is an inability to conform to the social norms that ordinarily govern many aspects of a person’s adolescent and adult behavior. Peter’s symptoms seem to fit the description of the Cluster B Personality disorder as detailed in the DSM -5 with a diagnosis of Antisocial Personality disorder. All …show more content…

Differential Diagnosis
The disorders listed in the DSM -5 Cluster B Personality Disorders are similar and often accompany each other therefore making a differential diagnosis is difficult. However,since a diagnosis of Antisocial Personality was made for Peter,and is comorbid with Borderline Personality, it was differentiated. According to the DSM – 5, Borderline Personality is characterized by a persistently instability in social relationships, self – image and emotions.
According to Kaplan and Sadock (2014), people diagnosed with Antisocial Personality Disorder have a tendency to manipulate, exploit or violate the rights of others.Peter exhibits all tendencies as he exploits, manipulates and violates all his interpersonal relationships. As part of the Cluster B Personality disorder, they (ASPD) and (BPD) both display impulsivity and manipulate behaviors. They share similarities in the category of substance abuse as well. Peter admits to drinking beer and smoking marijuana, but denies excessive use. The distinguishing features that differentiate the two are: that people with Antisocial Personality disorder direct their aggression towards others, whereas in Borderline Personality disorder, the aggression is directed to the self. They are more self-damaging and

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