Schizoaffective Disorder: Symptoms & Signs

Medically Reviewed on 9/10/2019

Schizoaffective disorder is a condition that features symptoms of both mood disorders (such as depression) and psychotic disorders (delusions or altered perceptions of reality). There are both bipolar and depressive types of schizoaffective disorder.

Signs and symptoms of schizoaffective disorder include delusions, hallucinations, and other features of psychosis. Other associated symptoms can include paranoia, social isolation, impulsivity, mood swings, euphoria, hopelessness, anxiety, racing thoughts, frenzied speaking, and appetite changes. Symptoms of depression that can occur with schizoaffective disorder include low energy, trouble concentrating, inability to feel pleasure, feelings of worthlessness, and thoughts of death or suicide.

Cause of schizoaffective disorder

The cause of schizoaffective disorder is not well understood and is likely to be related to both genetic and environmental factors.

Other schizoaffective disorder symptoms and signs

  • Anxiety
  • Appetite Changes
  • Catatonic Behaviors
  • Delusions
  • Depression
  • Disorganized Speech
  • Euphoria
  • Excessive Spending
  • Feelings of Grandiosity
  • Feelings of Worthlessness
  • Frenzied Speech
  • Hallucinations
  • Impulsivity
  • Inability to Feel Pleasure
  • Mood Swings
  • Not Speaking (Mutism)
  • Racing Thoughts
  • Repeating What Others Say (Echolalia)
  • Sleeping Too Much or Too Little
  • Social Isolation
  • Suicidal Thoughts
  • Weight Gain


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Kasper, D.L., et al., eds. Harrison's Principles of Internal Medicine, 19th Ed. United States: McGraw-Hill Education, 2015.