Book excerpt: A guide to treating mental health issues in children and adolescents Diagnosis and Treatment of Children and Adolescents: A Guide for Mental Health Professionals is a resource tailored to the particular needs of current and future counselors, behavioral healthcare clinicians, and other helping professionals working with this vulnerable population. With in-depth content broken into two sections, this book first provides a foundation in the diagnostic process by covering the underlying principles of diagnosis and treatment planning, and then applies this framework to the DSM-5 categories related to children and adolescents. With research continually reshaping our understanding of mental health, it is critical mental health professionals make decisions based on evidence-based pathways that include the specialized research around children and adolescents. The leading experts who contributed to this book share contemporary perspectives on developmental considerations, assessment information, presenting symptoms, comorbidity, levels of severity, prevalence data, and other relevant factors. Structured content of chapters provides a crosswalk between the DSM-5 and this book Updated content based upon the changes, additions, and revisions to the DSM-5 that affect diagnosis, assessment, and treatment Pedagogical features, such as learning objectives, case studies, guided practice exercises, and additional resources, to support effective learning Diagnosis and Treatment of Children and Adolescents: A Guide for Clinical and School Settings is a critical resource for mental health practitioners and graduate students working toward a career in a mental health profession.