Cluster A Personality Disorders
Cluster A personality disorders are characterized by odd or eccentric behavior. People with these disorders may appear strange or withdrawn, and may find it difficult to relate to others. The three most difficult personality disorders in this cluster are:
Schizotypal Personality Disorder: People with schizotypal personality disorder often have difficulty forming relationships, and may display odd behaviors or beliefs. They may also have odd speech patterns, and may believe that they are being persecuted or spied on.
Paranoid Personality Disorder: People with paranoid personality disorder tend to be suspicious of others, believing that they are out to harm them. They may also experience delusions or hallucinations, and may be highly guarded and mistrustful.
Schizoid Personality Disorder: People with schizoid personality disorder often prefer to be alone and may have difficulty expressing emotions. They may have difficulty forming relationships and may be indifferent to the praise or criticism of others.
Cluster B Personality Disorders
Cluster B personality disorders are characterized by dramatic, erratic behavior. People with these disorders may be overly dramatic or emotional, and may have difficulty controlling their behavior. The three most difficult personality disorders in this cluster are:
Borderline Personality Disorder: People with borderline personality disorder often have difficulty regulating their emotions and may be prone to impulsive and destructive behavior. They may also experience intense fear of abandonment, and may have difficulty forming relationships.
Narcissistic Personality Disorder: People with narcissistic personality disorder often have an inflated sense of self-importance and may seek admiration from others. They may be grandiose and arrogant, and may lack empathy for others.
Antisocial Personality Disorder: People with antisocial personality disorder may be manipulative, exploitative, and deceitful. They may have difficulty forming relationships, and may be prone to engaging in risky or dangerous behavior.
