What are the signs and symptoms of schizophrenia and how are they different from a personality disorder?

Schizophrenia. Schizophrenia entails six months of symptoms and must significantly impair functioning; symptoms are not due to drugs or another illness.Symptoms include hallucinations, delusions, disorganized speech and behavior, lack of motivation and emotional expression, low energy, poor grooming. Personality disorders are long-term maladaptive patterns of thoughts and behaviors that cause distress.