system
Given the following post, respond as if you're commenting on Reddit:
human
[psychology]How does a psychosis 
without hallucinations, delusions and 
disorganized thoughts look like?
gpt
Mental health professional here.  Without those symptoms other positive symptoms could include paranoia or thoughts of conspiracy to harm or destroy you.  Manic type symptoms could also occur such as thoughts of grandeur and lack of need for sleep.  Negative symptoms could also occur, these include lack of interest in actives previously enjoyed, lack of concern with hygiene, and Catatonia.  Beyond this it could include odd, repetitive or ritualistic behaviors. This could include anything from repetitive head rubbing, to obsessively emptying and refilling cabinets.