For an individual to be diagnosed as having a delusional disorder they must have at least one or more delusions or non-bizarre delusions that lasts at least one month or longer.
A non bizarre delusion is a delusion that actually could have happened but has not happened. often these delusions are persecutory in nature they think something Bad's happening to them.
Psychosocial functioning is not necessarily otherwise limited when a person has this type of disorder so any negative consequences that occurs due to disorder are going to be contribute or attributed directly to the delusion that they were having.
Delusions are usually a symptom of a larger mental disorders such as schizophrenia and are a sign of psychosis. when someone has delusional disorder they suffer from delusions for at least a month, but experience no other symptoms of another psychotic disorder.
Delusional disorder is tricky to observe because unlike most other psychotic disorders the disorder has little or no perceivable effect on behavior and functioning.
Types of Delusional Disorder
There are 7 major common classifications of delusions erotomanic, grandiose, jealous, unspecified, mixed, somatic and persecutory.
1. One being an erotomania which means that the person has a delusion that someone else is in love with him or her.
When that person has no interest at all but the the person with the delusion thinks that disorder other person has this great love for them.
Erotomanic delusion is the belief of a patient that someone usually of higher status is in love with them.
For example a woman might believe that Brad Pitt has fallen in love with her and that he wants to be with her and is trying to get in touch with her.
2. A grandiose delusion and this is when an individual believes that he or she has great but unrecognized talent or that they have a privileged relationship with someone in power.
This could be that somebody thinks that they are personal friends with the President of the United States when in fact they are not or that they are some type of great person that that nobody has found yet.
Grandiose delusions occur when the patient believes that they are superior to those around them in status wealth knowledge or power.
Someone suffering from these delusions may believe that when they walked down the hallway all eyes are on them because they are the most important and popular figure in the room.
3. Jealous people usually with a jealous delusion they usually believe that their spouse or their Romanick partner has been unfaithful even when this has been proven to be true.
They continue to believe that that person is being unfaithful and often causes them to go to great measures to stalk that person or to try to prove otherwise.
Jealous delusions cause people to believe that their spouse or partner is unfaithful. People affected by this type of delusion may engage in civil dispute or violence.
4. Unspecified type delusions cannot be determined clearly or defined as one type of delusion or a mixed variation.
5. Mixed type delusions contain characteristics of multiple types of delusions such as a person who suffers from erotomania and jealous type delusions.
6. A somatic delusion which involves somehow bodily functions or sensations that the individual believes are occurring but in reality or not.
Somatic delusions occur when an individual thinks that they are afflicted by some illness or physical deformity even a visit to a doctor will not dispel the belief.
For example a woman thinks she ate undercooked meat and now even though a doctor told her otherwise she thinks she has a parasite.
7. Persecutory delusions are the most common delusions and occur when an individual believes that they are being conspired against, cheated, spied on, followed, poisoned or drugged or harassed.
Just like the person with grandiose delusions a person suffering from these delusions may think everyone is watching them walk down the hall but for sinister and malicious reasons.
A delusional disorder has to they have to have at least one or more non-bizarre delusions meaning that this delusion could actually happen but it hasn't, and the solution has to last at least one month or longer to be diagnosed as a delusional disorder.
Psychosocial functioning is not otherwise limited so they can carry out a normal lifestyle except for when they have this delusion they may go to great lengths and that could cause problems in their social or work life at that time.