Cluster A disorders are characterized by odd or eccentric patterns of thinking, such as extreme social detachment, distrust, or unusual beliefs. Paranoid personality disorder, which involves ...

Cluster C personality disorders are marked by symptoms of anxiety and fear. Cluster C personality disorders include avoidant ...

The DSM-5 classifies the 10 main personality disorders into three clusters. Cluster A includes paranoid personality disorder, schizoid personality disorder, and schizotypal personality disorder.