Answer
Paranoid schizophrenia is a mental illness that affects how a person thinks, feels, and behaves. People with paranoid schizophrenia may have hallucinations, delusions, and disorganized speech. They may also be withdrawn and socially isolated. Peter was diagnosed with paranoid schizophrenia after he began to have hallucinations and delusions. He believed that people were following him and that the government was trying to control him.