This handbook serves as a comprehensive clinical guide for the psychiatric examination and initial treatment of patients across diverse medical settings. Authored by a collaborative team of educators and trainees from the Maudsley Hospital, the text synthesizes established clinical practices with contemporary diagnostic standards. It provides a structured framework for practitioners to navigate the complexities of mental health assessment in both adult and pediatric populations.

Widely recognized as the "Orange book" within the psychiatric community, this text is frequently cited as a foundational resource for trainee psychiatrists. Experts highlight the practical utility of its structured approach to clinical examinations in high-pressure medical environments.