Delusions - are fixed beliefs that are not amenable to change in light of conflicting evidence.
Referential delusions - belief that certain gestures, comments, environmental cues, and so forth are directed at oneself.
Persecutory delusions - belief that one is going to be harmed, harassed, and so forth by an individual, organization, or other group.
Grandiose delusions - when an individual believes that he or she has exceptional abilities, wealth, or fame.
Erotomanic delusions - when an individual believes falsely that another person is in love with him or her.
Somatic delusions - focus on preoccupations regarding health and organ function.
Nihilistic delusions - involve the conviction that a major catastrophe will occur.
Delusions are deemed bizarre if they are clearly implausible and not understandable to same-culture peers and do not derive from ordinary life experiences.
Thought withdrawal - the belief that one’s thoughts have been “removed” by some outside force.
That alien thoughts have been put into one’s mind (thought insertion)
One’s body or actions are being acted on or manipulated by some outside force (delusions of control)