I'm in the same situation. It looks like the only thing to do is to get him in therapy for a nonrelated issue, so that then the therapist can slowly start to work on this issue. The outlook isn't good because apparently very few people get past this. Sometimes meds are helpful, but delusional people don't want to take meds.
If he's also depressed, that could be reason to get him to see a therapist.
Or maybe you have to just say that you want marriage counseling.
Delusional disorder is typically a chronic condition, but with appropriate treatment, a remission of delusional symptoms occurs in up to 50% of patients
Delusional disorder ( delusional thinking) is characterized by the presence of recurrent, persistent non-bizarre delusions.
Obsessive Delusional Heterodoxy Disorder
Yes
A delusional disorder usually goes along with another illness,e;g schizophrenia,psychosis.Delusions can be managed with medication.Seek psychiatric help,they will be able to help & find underlying causes.Best Of Luck
Paranoid schizophrenia, delusional disorder (persecutory type), and paranoid personality disorder (PPD).
When a person has a family member with grandiose delusional disorder, it's important to approach the situation with empathy and understanding. They should encourage the individual to seek professional help, such as therapy or psychiatric evaluation, while also providing support without reinforcing the delusions. Setting healthy boundaries is crucial to protect their own mental well-being. Education about the disorder can also help the family member respond more effectively to the challenges posed by the condition.
The etiology of delusional disorder is not fully understood, but it is believed to involve a combination of genetic, biological, and environmental factors. Neurotransmitter imbalances, particularly involving dopamine, may play a significant role in the development of delusional beliefs. Additionally, stressful life events, social isolation, and certain personality traits can contribute to the onset of the disorder. Family history of mental illness may also increase susceptibility.
This is a modern concept and doesn't apply to this time in history.
In mental disorders, Brief Psychotic Disorder, Schizoaffective Disorder, Schizophreniform Disorder, Schizophrenia, and Delusional Disorder can cause delusions. In some cases, severe mania or depression can cause delusions.
Erotomania or Erotomanic type of Delusional Disorder
Delusions and hallucinations. Other disorders that are similar are Schizophrenia and Delusional Disorder