Which is true regarding Delusional Disorder?

Delusional Disorder is indeed marked by the presence of one or more delusions that persist for a significant portion of time, typically lasting for at least one month. The core feature of delusional disorder is the belief in the delusion itself, which is a false belief that is strongly held despite evidence to the contrary. Importantly, individuals with Delusional Disorder do not exhibit the broader range of psychotic symptoms that come with schizophrenia, such as disorganized speech, negative symptoms, or other hallucinations outside the delusion itself.

The focus on the singular nature of the delusion without the presence of other psychotic features is what distinguishes Delusional Disorder from other psychotic disorders. This means that, while the person may be deeply convinced of their delusional belief, they generally retain a degree of functionality and are less likely to experience the disorganization or other symptoms that would typically accompany more severe psychotic disorders.

The other options present key misunderstandings about the nature of Delusional Disorder. While some may assume it includes various psychotic symptoms or hallucinations, that would be characteristic of a different classification of psychotic disorders. Many delusional disorders do not involve hallucinations at all, and when hallucinations are present