Disorders of the thyroid gland are common, and as people with thyroid disease come to learn about their condition, they are better able to sustain treatment, and anxieties related to their problem can be significantly reduced. This new edition has been revised to include the important advances in the treatment of thyroid conditions that have been made since the publication of the first edition, providing information on the many types of thyroid disorders. Using the principles of evidence-based medicine, a number of "best practice" protocols have been created for specific thyroid diseases, and are included in this text.