DSM-IV-TR Diagnostic Criteria for Delusional Disorder A. non-bizarre delusions for at least 1 month B. criterion A for schizophrenia ha...
A. non-bizarre delusions for at least 1 month
B. criterion A for schizophrenia has never been met (though patient may have tactile or olfactory hallucinations if they are related to the delusional theme)
C. functioning not markedly impaired; behaviour not obviously odd or bizarre
D. if mood episodes occur concurrently with delusions, total duration has been brief relative to duration of the delusional periods
E. the disturbance is not due to the direct physiological effects of a substance or GMC
- subtypes: erotomanic, grandiose, jealous, persecutory, somatic, mixed, unspecified
- treatment: psychotherapy, antipsychotics, antidepressants
- prognosis: chronic, unremitting course but high level of functioning
Clinical Pearl
Non-bizarre delusions involve situations that could occur in real life (e.g. being followed, poisoned, loved at a distance).
