Glossary / Lexicon

Cluster A refers to Personality Disorders listed in DSM-IV involving odd/eccentric reactions. Included in Cluster A Personality Disorders are:

(1) Paranoid Personality Disorder is manifested by a pervasive distrust and suspiciousness of others and a tendency to interpret the actions of others as malevolent or threatening;.

(2) Schizoid Personality Disorder is characterized by a tendency to be indifferent to social relationships and by restricted expression of emotions in interpersonal settings.

(3) Those with a Schizotypal Personality Disorder display eccentric ways of thinking, perceiving, communicating, and behaving and are acutely uncomfortable in close relationships.