In different sections of this book the relationships between the patterns of psychological response in acute and chronic respiratory failure, as well as the epidemiology of neuropsychiatric disorders in ventilator management, are collected and analyzed. Main concepts such as “vulnerability to stress”, critical illness-psychological stress and susceptibility that may develop during NIV support, as well as the diagnosis of neuropsychiatric disorders in respiratory failure are also summarized. A section is devoted to the most frequent indications of NIV, also including a special use of NIV...