In order to have a psychiatrist diagnose mental disorder symptoms that someone is experiencing as schizophrenia, the patient should have experienced certain symptoms over a specified period of time. Schizophrenia diagnostic criterion also expect one to rule out all other medical conditions that could trigger the same symptoms as those of schizophrenia. As such, a thorough diagnostic criterion puts the patient under a thorough physical examination, a series of blood tests, and other tests and analysis including urine and blood analysis to determine the presence of some of the most commonly abused drugs.
Schizophrenia diagnostic criteria starts with the psychiatrist reviewing the patient and immediate family members, checks the medical records, studies the patient’s history etc in search of pointers to some of the most obvious symptoms for schizophrenia. A diagnostic of schizophrenia can only be positive if a patient meets the below-mentioned criteria:-
- The presence of some obvious signs and symptoms of the disorder for at least six months
- At least two of the following symptoms should be there for a period not less than 30 days if no treatment has been administered. Delusions, hallucinations, disorganized behavior, negative symptoms, disorganized speech.
- There should be no signs of bipolar disorder i.e. symptoms of depression alternating with mania.
- There should be no other neurological or medical cause of all present symptoms that a patient is experiencing.
- The symptoms a patient suffering from schizophrenia is experiencing should not be as a result of alcohol, illegal drugs, or medication