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Definition  

Schizotypal personality disorder is a personality disorder characterized by odd behaviors, beliefs, thoughts, and difficulties in social situations. People with personality disorders are not aware that their thoughts and behaviors are inappropriate.

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Frontal Lobe of the Brain  
Frontal lobe

Although the cause of personality disorders is not clear, it is believed that the frontal lobe is where personality and impulses arise.

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Causes  

It is not clear what causes personality disorders, but it is likely a combination of genetic factors and a person's environment.

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Risk Factors  

Schizotypal personality disorder is more common in men. People who have relatives with schizophrenia may have an increased chance of developing schizotypal personality disorder.

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Symptoms  

Schizotypal personality may cause:

  • Detachment from social relationships and difficulty forming relationships
  • Limited range of emotional expression
  • Odd or eccentric speech, dress, and grooming
  • Unusual style of communication
  • Illusions and alterations in perception
  • "Magical" thinking
  • Peculiar, outlandish, or paranoid ideas or beliefs
  • Social anxiety
  • Talking to self
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Diagnosis  

You will likely be referred to a psychiatrist or other mental health professional who will ask you about your symptoms and mental and medical health history. A diagnosis will be made after a complete psychiatric assessment that rules out other disorders, such as schizophrenia , dissociative disorders, obsessive-compulsive personality disorder , or other personality disorders.