People with schizotypal personality disorder may be severely disturbed, and their odd behavior may resemble that of people with schizophrenia. They may have unusual preoccupations and fears, such as fears of being monitored by government agencies, which are also common in schizophrenia.
More commonly, however, people with schizotypal personality disorder simply behave oddly and have unusual beliefs (aliens, witchcraft, etc.), which they cling to so strongly that it isolates them from normal relationships. Full-blown hallucinations are unusual. However, people with schizotypal personality disorder are chronically discomforted by their diminshed ability to form and maintain close relationships.
Some of the common signs of schizotypal personality disorder include the following: