Schizophrenia spectrum disorder: Symptoms and related conditions

A spectrum disorder is a disorder or group of disorders whose symptoms continue in a continuum. Features and symptoms appear in different ways and to different degrees. How symptoms can appear to anyone anywhere on the spectrum.

Broad examples of mental health disorders include:

  • generalized anxiety disorder
  • social anxiety disorder
  • Panic disorders agoraphobia
  • Traumatic Spectrum Disorders
  • Disorders of alienation from reality and depersonalization
  • Obsessive-compulsive disorders
  • Autism spectrum disorders
  • General developmental disorders
  • Schizophrenia spectrum disorders

Psychotic disorders are widespread. Symptoms can be shared but can vary in different ways, including their severity.

A person’s treatment and outlook depend on the specific diagnosis, so it is important to get an accurate diagnosis.


In the “Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition (DSM-IV)”, a reference guide for mental health professionals, there have been many subtypes of schizophrenia, each with its own set of symptoms. These subtypes included:

The DSM 5th Edition (DSM-5) It no longer uses these subtypes. However, he is aware that schizophrenia can present in different ways. It is important to remember a variety of symptoms.

For a doctor to diagnose schizophrenia, you must show at least two of the following symptoms over a 6-month period:

At least one of these symptoms must be delusions, hallucinations, or disorganized speech to get a diagnosis.

Symptoms of schizophrenia also cause problems in everyday life. It affects the ability to work, interact with others, and take care of yourself.

If your symptoms do not meet these criteria, your doctor may diagnose an associated spectrum disorder instead.

schizoaffective disorder

Schizophrenia is very similar to schizophrenia, but symptoms last from one to six months. If symptoms persist for longer than 6 months, a doctor may diagnose schizophrenia.

You do not need to have functioning problems to receive a diagnosis of schizoaffective disorder.

schizoaffective disorder

In schizoaffective disorder, people have symptoms of schizophrenia that are accompanied by a major mood disorder, such as depression or bipolar disorder. Delusions or hallucinations must have been present for at least two weeks before symptoms of the mood disorder begin.

schizoaffective disorder about third As common as schizophrenia.

delusional disorder

As its name suggests, a delusional command involves a person who has had delusional beliefs for at least one month.

These fantasies may be “weird,” meaning that they relate to things that cannot happen in real life. But they can also be non-curious, which means that they are things that can happen, such as follow-up or develop an illness.

Performance and behavior are not impaired. However, these beliefs can cause problems in relationships, school, or work.

schizotypal personality disorder

Symptoms of schizotypal personality disorder can look like schizophrenia but are less severe and not intrusive. Symptoms can include:

  • Being distant or introverted
  • Having an intense fear of intimacy or closeness
  • Troubled thinking and perception
  • Ineffective communication skills

brief psychotic disorder

Your doctor may diagnose brief psychotic disorder if you have a brief episode of psychosis that lasts between one day and one month. After that time the symptoms disappear completely. A person will have one or more of these symptoms:

  • illusions
  • hallucinations
  • disorganized speech
  • Very disorganized behavior

Common psychotic disorder

Common psychotic disorder, also known as foley à deux, has been removed from the DSM-5. But it is listed here because it has been in the clinical environment for a long time.

This rare disorder occurs when two or more people in an intimate relationship share a delusion. A person with delusions affects the other person based on the false belief.

While it is usually seen in groups of two people, it can affect larger groups as well.

Psychotic disorder from a general medical condition

In this disorder, symptoms of psychosis appear in conjunction with a chronic or temporary illness. Symptoms are not from substance use or withdrawal and occur outside of delirium.

Doctors believe this is caused by changes in brain function during illness, such as:

  • brain attack
  • autoimmune disease
  • thyroid disease
  • epilepsy
  • multiple sclerosis

Your treatment will depend on the underlying health condition. Treatment for the condition usually stops the symptoms.

Substance-induced psychotic disorder

If symptoms of psychosis are caused by medication, recreational drugs, or alcohol, this may be a substance-induced psychotic disorder.

People with a diagnosed mental health disorder or who are at risk of psychosis are at greater risk for this if they abuse substances or experience withdrawal from them.

Symptoms include:

  • hallucinations or delusions
  • Unusual or suspicious beliefs
  • delusions of persecution
  • decreased emotional expression
  • Agressive behaviour
  • weak thinking
  • lack of speech


Leave a Reply

Your email address will not be published.