Chapter 11: schizophrenia: schizophrenia: psychotic disorder characterized by major disturbances in through, emotion, and behaviour disordered thinking in which ideas are not logically related, faulty perceptions and attention, flat or inappropriate affect, and bizarre disturbances in motor activity. They withdraw from people and reality, often into a fantasy life of delusions and hallucinations. Clinical symptoms of schizophrenia: disturbances in several major areas thought, perceptions and attention, motor behaviour; affect or emotions and life functioning. Positive symptoms: positive symptoms: comprise excesses or distortions, such as disorganized speech, hallucinations and delusions, an acute episode of schizophrenia. It involve the presence of a behaviour that is not apparent in most people. Disorganized speech: disorganized speech: problems in organizing ideas and in speaking so that a listener can. There is incoherence in conversations (not connected and hard to understand: speech may also be disordered as loose associations/derailment (difficulty sticking to one topic, they may drift off in what they are saying.