**Selected for 2026 Doody's Core Titles as an Essential Purchase in Dental Hygiene & Auxiliaries**The most comprehensive dental hygiene review book available, Darby's Comprehensive Review of Dental Hygiene, 10th Edition, offers an all-inclusive review to help you successfully pass the National Board Dental Hygiene Examination (NBDHE) on the first try. Written by a team of experts in their fields, this affordable, all-in-one review text provides an outline-style review of all examination topics, along with 50 new review questions in each chapter and four computerized practice exams that simulate the NBDHE test-taking experience. New for the 10th edition is a simulated Dental Hygiene Licensure Objective Structured Clinical Exam (DHLOSCE(TM)) to help you prepare for the national clinical licensing examination that was launched in 2025. This text is everything you need for success!- Comprehensive coverage offers an all-inclusive review for the NBDHE- Outline format visually organizes and summarizes the content for easy review and study- Chapter review questions reflect the latest developments in dental hygiene practice and include answers and rationales- Case studies throughout help you prepare for Component B of the board examination- Four simulated NBDHE exams on the companion Evolve website feature completely updated information and provide authentic test-taking experience with study and exam modes, question rationales, mapping to NBDHE categories, and timer functionality- NEW! Cases simulating the Dental Hygiene Licensure Objective Structured Clinical Exam (DHLOSCE ) on the companion Evolve website are designed to help you prepare for this new national clinical licensing examination- Art program features modern illustrations and clinical photos to accompany content review and case studies- Expert editor and chapter authors are leading educators, researchers, and practitioners who have an in-depth knowledge of what it takes to succeed on the NBDHE- NEW! Five clinical cases on the Evolve companion website formatted for the Dental Hygiene Licensure Objective Structured Clinical Exam (DHLOSCE ), which the Joint Commission on National Dental Examinations (JCNDE) is expected to launch in 2025, test your ability to think critically about the treatment needed for each patient- UPDATED! Content reflects the latest advances in areas such as scientific knowledge, dental materials, and treatment protocols