What mental disorder would make a person rant and rave on for an extended period without any apparent stimuli?

Other symptoms are intense focus on one person with sudden swings of extreme narcissistic behavior, inability to complete coherent sentences, anger, frustration.





Is this a manic stage of bipolar disorder, or does this person have something else going on?





Thanks in advance for your good answers.What mental disorder would make a person rant and rave on for an extended period without any apparent stimuli?
Yes, it could be the manic phase of inadequately controlled bipolar disorder; or it could be a dual diagnosis like narcissistic personality disorder or histrionic personality disorder with some minor delusional symptoms coupled with an addiciton (eg. alcoholism).What mental disorder would make a person rant and rave on for an extended period without any apparent stimuli?
yeah, me too.





Thanks for the BA.

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It could be schizophrenia. Does this person have any history of it in their fanily as there is thought to be a genetic link (if a parent has it they are 50% more liekly to be a sufferer.)





The lack of coherant speech is an indicator of schizophrenia as is the lack of apparent stimuli causing outbursts and the other symptoms you described.





Scizophrenia often develops in your 20's although can happen at any stage in life and may be triggered by stressful life events.





This can be treated effectively with ssri's so get them to a doctor!