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Paranoid personality disorder (PPD) is a mental disorder characterized by paranoia, and a pervasive, long-standing suspiciousness and generalized mistrust of others. People with this personality disorder may be hypersensitive, easily insulted, and habitually relate to the world by vigilant scanning of the environment for clues or suggestions that may validate their fears or biases.
The cause of delusional disorder is unknown, [8] but genetic, biochemical, and environmental factors may play a significant role in its development. [better source needed] Some people with delusional disorders may have an imbalance in neurotransmitters, the chemicals that send and receive messages to the brain. [18]
[22] [23] Paranoia perceptions and behavior may be part of many mental illnesses, such as depression and dementia, but they are more prevalent in three mental disorders: paranoid schizophrenia, delusional disorder (persecutory type), and paranoid personality disorder.
Stimulant psychosis is a mental disorder characterized by psychotic symptoms (such as hallucinations, paranoid ideation, delusions, disorganized thinking, grossly disorganized behaviour). It involves and typically occurs following an overdose or several day binge on psychostimulants , [ 1 ] although it can occur in the course of stimulant ...
Though dementia does cause changes to the brain, certain drugs can also create feelings of paranoia as a side effect. By talking with your loved one’s physician, you can determine if prescribed ...
A 29-year-old man’s debilitating night terrors were the first sign of rare autoimmune disorder that rapidly progressed, landing him in the intensive care unit in a “catatonic state.” Ben ...
To a lesser extent, their presence can be a hallmark of paranoid personality disorder, as well as body dysmorphic disorder. They can be found in autism during periods of intense stress. [6] They can also be caused by intoxication, such as from stimulants like methamphetamine.
This condition is often seen in disorders like schizophrenia, schizoaffective disorder, delusional disorder, manic episodes of bipolar disorder, psychotic depression, and some personality disorders. [2] [3] Alongside delusional jealousy, persecutory delusion is the most common type of delusion in males and is a frequent symptom of psychosis.
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