Book excerpt: This book helps family practitioners, internists, nurse practitioners, physician assistants, and mental health practitioners understand, diagnose, and effectively treat the most common psychiatric problems seen in the primary care office setting. The introductory chapter addresses the primary care psychiatric interview. Subsequent chapters cover specific disorders and follow a consistent format: Introductory Case; Clinical Highlights; Clinical Significance; Diagnosis; Differential Diagnosis, including "Not to Be Missed" points; Biopsychosocial Treatment, including "When to Refer"; Practice Pointers case studies; ICD-9 codes; and Practical Resources. Appendices include time-saving strategies and medication tables. An anatomical wall chart for the office is also included. A companion Website includes fully searchable text and patient handouts for various psychiatric disorders.