Can the genetics of schizophrenia be tested?

Patient's question:

23 years to present (currently 58 years old) hallucinations, silence, treatment has improved since 2005, worsened and hospitalized for treatment

Doctor's answer:

Schizophrenia is generally not inherited by children. Advice: Schizophrenia is generally not inherited by children. Genetic testing is not necessary. It can be done at general provincial hospitals.