This essay will begin by describing the main symptoms of catatonic schizophrenia, outlining and critically considering the difficulties associated with the diagnosis. It will then describe and evaluate biological explanations of catatonic schizophrenia, including genetics, brain structure, and biochemical explanations. Next, psychosocial explanations of catatonic schizophrenia, including psychodynamic and cognitive explanations, will be discussed and evaluated. Finally, it will describe and evaluate the main approaches to the treatment of catatonic schizophrenia. Catatonic schizophrenia is one of several types of schizophrenia, a chronic mental illness in which a person loses contact with reality. Catatonic schizophrenia includes episodes of behavior at opposite ends of the spectrum (Mayo Clinic 2014). Catatonic schizophrenia is diagnosed if a patient has severe motor abnormalities such as unusual gestures or body language (Turner 2003). The signs and symptoms of catatonic schizophrenia fall into several categories of catatonic behavior, including physical immobility in which the person...