People with delusional disorder often can continue to socialize and function normally, apart from the subject of their delusion, and generally do not behave in an obviously odd or bizarre manner. This is unlike people with other psychotic disorders, who also might have delusions as a symptom of their disorder. In some cases, however, people with delusional disorder might become so preoccupied with their delusions that their lives are disrupted.
Recommended Related to Schizophrenia
Genes can play a role in schizophrenia, so some people are born with a higher-than-average chance of getting it. But it doesn't usually take hold until after puberty. Most people are diagnosed in their late teens to early 30s. Men and women are equally likely to get this brain disorder, but guys tend to get it slightly earlier. On average, they're diagnosed in their late teens to early 20s. Women tend to learn they have it in their late 20s to early 30s. Schizophrenia is rarely diagnosed before...
Although delusions might be a symptom of more common disorders, such as schizophrenia, delusional disorder itself is rather rare. Delusional disorder most often occurs in middle to late life and is slightly more common in women than in men.
Types of Delusional Disorder
There are different types of delusional disorder based on the main theme of the delusions experienced. The types of delusional disorder include:
- Erotomanic: Someone with this type of delusional disorder believes that another person, often someone important or famous, is in love with him or her. The person might attempt to contact the object of the delusion, and stalking behavior is not uncommon.
- Grandiose: A person with this type of delusional disorder has an over-inflated sense of worth, power, knowledge, or identity. The person might believe he or she has a great talent or has made an important discovery.
- Jealous: A person with this type of delusional disorder believes that his or her spouse or sexual partner is unfaithful.
- Persecutory: People with this type of delusional disorder believe that they (or someone close to them) are being mistreated, or that someone is spying on them or planning to harm them. It is not uncommon for people with this type of delusional disorder to make repeated complaints to legal authorities.
- Somatic: A person with this type of delusional disorder believes that he or she has a physical defect or medical problem.
- Mixed: People with this type of delusional disorder have two or more of the types of delusions listed above.
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