pairment in his memory as he was unable to remember the events of the evening. Through the interview with John, it is apparent that his symptom was not caused by any medical condition or mental disorders (APA, 2000, p. 215).
Nick, a 34-year-old man, was referred to the therapist for diagnosis by his parents after he was fired from his job at a camera store after six months. One month before coming to therapy, Nick stated that he was hearing voices that told him he was being watched by the FBI. He began to suspect that his fellow employees were actually FBI agents who were scrutinizing his every move. Two weeks later, he refused to sell products to certain customers by accusing them of being FBI agents. After three complaints fr
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