Table of Contents
Acknowledgments v
Introduction vii
Part 1 The Basics 1
Questions 1-20 provide general information regarding the thyroid, covering questions such as:
What is the thyroid?
What is free T4?
Why is iodine so important?
What causes a goiter?
Part 2 Hypothyroidism 31
Questions 21-47 focus specifically on hypothyroidism and related concerns, such as:
Are there any signs specific for hypothyroidism?
Since the diagnosis of hypothyroidism rests on the TSH level, what is upper limit of normal for TSH?
What's the cost of thyroid replacement therapy?
How often should I have my thyroid levels checked?
Part 3 Hyperthyroidism 61
Questions 48-76 address hyperthyroidism and related concerns, including:
What is Graves' disease?
What are signs of hyperthyroidism?
What is subacute thyroiditis?
My physician diagnosed me with hyperthyroidism and has ordered a thyroid uptake and scan. What do these studies mean?
Part 4 Thyroid Nodule 97
Questions 77-100 relate to information you need to know about thyroid nodules, including:
What is the best way to evaluate a thyroid nodule?
What results can I expect from the fine-needle aspiration (FNA) biopsy?
What are the indications for thyroid surgery?
Why is a low-iodine diet used in preparation for a body scan?
Appendix: Resources 127
Glossary 131
Index 137