The same psychotic symptoms that can appear in bipolar I disorder may also occur in schizophrenia and schizoaffective disorder. And some physical illnesses that can mimic the symptoms of bipolar disorder may cause psychosis.
The material listed here will teach you about bipolar psychosis symptoms and help you understand them.
Psychosis
Here is a straightforward definition of psychosis itself. Also included is a list of some physical illnesses that can cause psychotic symptoms but do not necessarily cause mood swings.
• Definition of Psychosis
Hallucinations
Most people tend to associate hallucinations strictly with schizophrenia. However, hallucinations are often experienced by people with bipolar disorder when either depression or mania has psychotic features.
• Definition of Hallucinations
• Hallucinations In Depth
Delusions
Simply put, delusions are false believes that a person is convinced are true. Here is a list of types of delusions with information about each type.
• What Are Delusions?
Paranoia
Paranoia can be present in a number of mental illnesses, including bipolar I disorder. Psychiatrists use the term paranoia to describe a disordered way of thinking or an anxious state that attains the level of a delusion. This article looks at - and what does not - fit the psychiatric definition of paranoia.
• Definition of Paranoia
• Paranoia in Depth
Catatonia
Catatonia is primarily a symptom of schizophrenia and schizoaffective disorder, but it can appear -- though rarely -- as a psychotic symptom of bipolar disorder as well. When most people think of catatonia, they think of catatonic stupor, where the affected person sits absolutely still and doesn't respond to anything. But there are many other symptoms and forms of catatonia.
• Definition of Catatonia
• Catatonia in Depth
Terms Related to Psychotic Features
- Catalepsy - a symptom of catatonia
- Delusions of Reference - a type of delusion
- Echolalia - can occur in catatonia
- Echopraxia - can occur in catatonia
- Ideas of Reference - related to Delusions of Reference, above
- Negativism - a trait of catatonic stupor
- Paranoid Personality Disorder - a pervasive and enduring personality pattern characterized by distrust and suspicion of others
- Postpartum Psychosis - serious condition some women develop after giving birth
- Schizoaffective Disorder
- Schizophrenia
- Schizophreniform Disorder
- Schizotypal Personality Disorder
- Stupor

