Book excerpt: This handbook is an invaluable resource for improving the management of diabetes. Chapters cover the fundamentals, including epidemiology, history and physical examination, and functional evaluations. Diabetes in children, adolescents, adults, and geriatrics are addressed. Differential diagnosis is emphasized, and evidence-based guidelines and patient-specific considerations aid the reader with injury evaluation and care. Notably, the book highlights the importance of understanding diabetic symptoms when determining the source of illnesses. In addition, the text presents the spectrum of treatment options for diabetes. The book is complete with appendices that explain the evidence-based approach used throughout and the science behind therapeutic modalities.