classifications of schizophrenia

• What is schizophrenia?

  A severe mental disorder, which impairs an individuals view of reality. This can have a severe effect on their ability to regulate their thoughts, emotions, language, complete everyday tasks and ability to perceive the world and themselves.
• What are the two different forms that the symptoms of schizophrenia can be divided into?

  Positive symptoms and negative symptoms
• Positive symptoms

  Schizophrenic symptoms such as disorganised thoughts, hallucinations, and delusions.
• Hallucinations

  The perception of something real that does not truly exist.
• Delusions

  Bizarre beliefs/thoughts that seem real but are not.
• Delusions of persecution

  Paranoid thoughts such as my phone is tapped or there are hidden cameras in my home (someone out to get you).
• Delusions of grandeur

  Feeling of power or importance such as "I am God" or Napoleon (which is quite common)
• Delusions of the body

  Sufferers feel that themselves or part of them is under external control
• What are the 4 types of hallucinations?

  Auditory - Hearing voices that other cannot hear Visual- Seeing lights, objects or faces that other cannot Olfactory- Smelling things that others cannot

  Tactile- They feel things that are not real (bugs crawling on skin)
• Negative symptoms


  Symptoms of schizophrenia that are marked by deficits in functioning, such as apathy, lack of emotion, and slowed speech and movement.
• Speech poverty 


  The lessening of speech fluency and productivity, which reflects slowing or blocked thoughts.
• Avolition


  A general loss of energy leading to the inability to engage in or complete a goal such as going to school (lack of motivation)
• What are the three signs of avolition?

  Poor hygiene, lack of persistence and lack of energy
• What are the two systems of classification for schizophrenia?

  DSM-5 and ICD-10
• DSM-5


  One positive symptoms must be present for a diagnosis.
• ICD-10


  Two negative symptoms are sufficient for a diagnosis.