What is Schizophrenia?

Schizophrenia is a disorder of the brain affecting how one acts thinks and sees the world around him. Persons with schizophrenia have an altered perception of reality and may see you or hear things that are not real.

They may speak in strange ways or feel that they are being spied on and the others are trying to hurt them. People suffering from schizophrenia lose contact with reality. Their interpretation of reality differs. Schizophrenics tend to isolate themselves from other people and lose the capacity to pay attention to their appearance and other personal necessities.

They could potentially start believing that they are being watched or that others are reading their minds controlling their thoughts or trying to harm them.

This makes it difficult for them to function socially, sometimes they are unable to take care of their personal hygiene.


It affects about 1% of the population. In women it usually appears between the ages of 25 and 35 years and in men it usually appears between the ages of 15 and 25. Overall schizophrenia most often appears in early adulthood or late adolescents but then intensifies no matter at what age it is.

Schizophrenia can sometimes appear at once and develop rapidly but usually it develops so slowly that for a long time. The individual doesn’t realize that they have an illness.


Some Schizophrenia Causes

Here are a few factors: –

Genetic predisposition(Genetic causes of schizophrenia)

Genes are considered to play an important role in the onset of schizophrenia although no specific gene is implicated in the causation of schizophrenia. Research says that the risk of having the disorder increases in people who have a relative with this illness. According to studies having a parent with schizophrenia means that there is a 10% risk of developing the condition while having an identical twin with the disorder means of 48 to 65 percent risk.

Environmental causes of schiophrenia

Environmental factors include all of the other factors other than genes such as social hormonal nutritional and chemical environmental in the mother’s womb during pregnancy as well as stress.

So, it is concluded that mental disorders include schizophrenia are the collective results of biological, psychological and social factors which is coined as the bio psychosocial model signs and symptoms

Common misconceptions about schizophrenia

  • It is a myth that schizophrenia means that a person has several different personalities. Fact is that schizophrenia is much more common than multiple personality disorder. A schizophrenic person is split off from reality.
  • It is a myth that schizophrenia is a rare condition.Fact is one out of every 100 persons is probably affected by the disease.
  • It is also a myth that all schizophrenia affected persons are dangerous to themselves or others. Fact that most persons with schizophrenia are neither violent or present a danger to any persons at times. However delusional thoughts and hallucinations of schizophrenia can sometimes lead to dangerous violent behavior.
  • Another common myth is that there is no help available to people with schizophrenia. Fact is that the outlook for those suffering with schizophrenia is not hopeless.
  • It is a myth that it is not a treatable disease. Fact is effective treatment is available.


Schizophrenia Symptoms

Schizophrenia Symptoms fall into three categories

·         Positive symptoms of Schizophrenia

·         Negative symptoms of Schizophrenia

·         Cognitive symptoms of Schizophrenia

Some Early Signs of schizophrenia

Here are some early signs of schizophhrenia:-

  • Feeling uninterested towards important matters 
  • Angry fearful or illogical responses to loved ones
  • Social withdrawal
  • Inappropriate or unusual behavior is known as one of the most common early signs of schizophrenia
  • Major change in personality
  • Significant change in personal grooming and hygiene 
  • Lack of concentration and sleep is also a early sign of schizophrenia
  • A constant feeling of being watched seeing or hearing things that do not really exist
  • A decline in academic or work performance in sensical or strange way of think of talking or writing an obsession with an occult or religion peculiar body positioning.

Schizophrenia Types

A schizophrenic individual may go through various subtypes over the course of their illness these can include: –

  • Catatonic schizophrenia 
  • Paranoid schizophrenia
  • Disorganized schizophrenia
  • Residual Schizophrenia and
  • Undifferentiated schizophrenia

So, let’s go through each of these: –

Catatonic schizophrenia

Catatonic schizophrenia attributed to disturbances of movements as well as extreme behaviors. Such as a Catatonic stupor which is a dramatic reduction in activity.

Catatonic excitement is characterized by:

Hyperactivity or virtually all movements stopped, and the affected person cannot move to respond or speak over excitement in which the affected individual may mimic movements which are called echo proxy or sounds which are called echolalia around them.

Paranoid schizophrenia

In which the affected persons emotional expression and intellectual performance may be quite normal, but the predominant attributes are auditory hallucinations and delusions regarding being targeted or mistreated or provoked by a person or association. Persons with paranoid schizophrenia may be argumentative anxious outrageous and socially withdrawn.

Disorganized schizophrenia

In which is also called Hebe phrenic schizophrenia. The predominant attributes for this subtype are disorganized behavior and speech and inappropriate or bland emotions. Such as inappropriate laughter for no real reason being lost in their own thoughts or making irrational statements. These behaviors may also disturb the affected persons normal activities such as cooking dressing up showering etc

Residual schizophrenia

It is characterized by history of severe schizophrenia in which the severity of the symptoms has reduced the individual. It may still show unusual behavior and delusions and hallucinations but with greatly reduced intensity compared to the serious phase of the disorder.

Undifferentiated schizophrenia

In undifferentiated schizophrenia symptoms haven’t developed completely or they are not clear enough to put into any of the other subtypes, such causes are considered undifferentiated.

Any affected person’s symptoms can vary at different times resulting in uncertain of the correct subtype classification. Some may develop stable symptoms over time but may not fit one subtype in either case the mixed.

If there are symptoms of the disorder, the next step will be to rule out other possible causes or disorders after which the person is diagnosed with schizophrenia. In order to get a clear picture friends and family Members of the person are also interviewed and observed sometimes.

Making a diagnosis can be difficult for the mental health professionals. For example,

If the mental patient is paranoid, they can resist the procedure and hide their symptoms or they may not seek treatment or cooperate because they believe they are perfectly fine and don’t require treatment.


A person can be diagnosed based on the following evidences and

  1. Presence of two or more of the following for at least 30 days: –
  2. Hallucinations,
  3. Delusions,
  4. Grossly disorganized behavior or catatonic behavior
  5. Disorganized speech (frequent derailment or incoherence)
  6. Negative symptoms (decreased emotional expression)
  7. Major decline in academic or work performance or prominent changes in attitude towards others and one’s own self
  8. Continuous signs of disturbance persist for at least 6 months. This 6-month period must include at least 1 month of symptoms of criteria A and may include periods of prodromal or residual symptoms.
  9. No other mental or medical disorder or substance abuse that could result in these symptoms medication and treatment.


There is no cure developed for schizophrenia so far but with proper lifelong care and regular treatment some patients can live a healthy productive life.

However, if the treatment is not followed properly the disorder gets severe at times.

This treatment may include the following medication .

Schizophrenia Medications

Antipsychotics are mainstay of treatment.

There are two types of anti-psychotic drugs. Typical and atypical drugs

  • Typical drugs are the first-generation drugs. They are known to cause major and frequent neurological side-effects. E.g. Haloperidol, Trifluoperazine
  • Atypical drugs are the second-generation medications that are compared to be newer typical drugs typical drugs. E.g. Olanzapine, Risperidone
  • Electroconvulsive therapy is used for acute as well as maintenance treatment.

Once a schizophrenic patient is stabilized with the help of medications. Psychosocial interventions can be used to help them further in their day-to-day life. It can help clients deal with work daily activities such as work School, relationships grooming and communication.

Patients who receive psychosocial treatment are more likely to cooperate and continue with their medications and have fewer chances of relapse.

Some examples of psychosocial interventions are as the following:

  • Social skills training. It helps clients to improve their social interactions and communication
  • Skills individual therapy teaches clients stress management and identification of early signs of relapse which can help them control it before it gets worse.
  • Vocational rehabilitation and support employment it help schizophrenic patients by preparing them for jobs and assisting in finding and keeping jobs.
  • Family Therapy it educates and increases awareness regarding schizophrenia and families that are dealing with this disorder.

Newer treatment modalities such as rTMS, tDCs are emerging and a lot of research is going on.

Q1 – Can schizophrenia be caused by drugs ?

No drugs do not directly cause schizophrenia. But some studies have shown that drug misuse or overdose may lead to an increase in the risk of developing schizophrenia or similar mental illness. Some drugs like LSD, cannabis, cocaine or amphetamines, may cause symptoms of schizophrenia.

Q2 – Is Schizophrenia a Genetic Disorder?

Yes, there is a genetic disorder to some forms of Schizophrenia disease and a high proportion of the variance in liability to schizophrenia is due to genetic effects.
Let’s check out an example- Schizophrenia related disorders occur at an increased rate among the relatives of patients having schizophrenia.

Q3 – How many stages are there of schizophrenia?

There are 4 stages of Schizophrenia:-
a)- The Prodromal Stage
b)- The acute stage
c)- The Remission Stage
d)- The Relapse Stages

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