Simpson has a prevalent symptom of delusion. The prevalence of this symptom could lead to the differential diagnosis of delusional disorder. Mr. Simpson had more than one delusion that was present for much longer than a month; Criterion A for delusional disorder (American Psychiatric Association, p. 90). His behavior is not necessarily described as odd; Criterion C (American Psychiatric Association, p. 90). Manic and/or depressive episodes are not present; therefore, do not take up more duration than delusional episodes; Criterion D (American Psychiatric Association, p. 90). And the delusion are not caused by another substance; Criterion E (American Psychiatric Association, p. 90). Criterion B for delusional disorder; however, creates the guideline that no symptom from Criterion A of schizophrenia can be present (American Psychiatric Association, p. 90). This is the deciding factor in the differential diagnosis of delusional disorder for Mr. Simpson. He has other symptoms of auditory hallucinations, and a negative symptom as found in Criterion A for schizophrenia (American Psychiatric Association, p.
Simpson has a prevalent symptom of delusion. The prevalence of this symptom could lead to the differential diagnosis of delusional disorder. Mr. Simpson had more than one delusion that was present for much longer than a month; Criterion A for delusional disorder (American Psychiatric Association, p. 90). His behavior is not necessarily described as odd; Criterion C (American Psychiatric Association, p. 90). Manic and/or depressive episodes are not present; therefore, do not take up more duration than delusional episodes; Criterion D (American Psychiatric Association, p. 90). And the delusion are not caused by another substance; Criterion E (American Psychiatric Association, p. 90). Criterion B for delusional disorder; however, creates the guideline that no symptom from Criterion A of schizophrenia can be present (American Psychiatric Association, p. 90). This is the deciding factor in the differential diagnosis of delusional disorder for Mr. Simpson. He has other symptoms of auditory hallucinations, and a negative symptom as found in Criterion A for schizophrenia (American Psychiatric Association, p.