This revised and updated classic provides concise, up-to-date information on all aspects of dental hygiene in the clinical environment. Perfect for the student and a great reference in private practice, this text addresses the dental hygiene process of care: assessment, formulation of the diagnosis and treatment plan, implementation, and evaluation with follow-up. New to this edition are: chapter outlines; new chapters on disease prevention, patients using tobacco, and pain control; and new information on slow release substances (for treating disease pockets), bone marrow transfer and chemo-therapy/radiation patients, and more