The Secrets Series is breaking new ground again. This volume in the very popular Secrets Series is back in an exciting, updated, and completely redesigned 4th Edition. A new, two-color page layout, a more portable size, and a list of the "Top 100 Secrets" in endocrinology help readers to better meet the challenges they face today. And, at no extra charge, purchasers also receive online access to the complete contents of the text via Elsevier's innovative STUDENTConsult.com website. Readers will still find all of the features they rely on the Secrets Series for a question- and -answer format, lists, mnemonics, tables, and an informal tone that make reference fast and easy. No matter what questions arise, in practice or while preparing for boards, this 4th Edition has the answers in print and online.