Clinical features

Possible clinical features include:

• schizophrenic thought disorder, for example
  • concrete thinking
  • loosening of associations
    
    
• disorders of the stream of thought, including
  • pressure of thought
  • poverty of thought
  • thought blocking
    
    
• delusions, sometimes preceded by delusional mood
  • may be primary or secondary
    
    
• abnormalities of mood
  • mood change (such as depression, anxiety, irritability, euphoria)
  • blunting of affect
  • incongruity of affect
    
    
• hallucinations
  • auditory hallucinations are one of the commonest symptoms of schizophrenia
  • visual hallucinations are less frequent
  • other modalities: occasionally