<qa>  What is the term for psychiatric disorders?The term psychosis is very broad and can mean anything from relatively normal aberrant experiences through to the complex and catatonic expressions of schizophrenia and bipolar type 1 disorder. In properly diagnosed psychiatric disorders where other causes have been excluded by extensive medical and biological laboratory tests, psychosis is a descriptive term for the hallucinations, delusions, sometimes violence, and impaired insight that may occur. Psychosis is generally the term given to noticeable deficits in normal behavior negative signs and more commonly to diverse types of hallucinations or delusional beliefs, especially as regards the relation between self and others as in grandiosity and paranoia. 