This book focuses on all aspects of thyroid disease in women during pregnancy, preconception and the postpartum period. Exceptional emphasis is provided on screening for thyroid dysfunction before and during pregnancy and interpretation of thyroid function tests in pregnancy. The chapters cover the topics on the role of Iodine, thyroid autoantibodies, hypothyroidism , thyrotoxicosis and thyroid nodules / cancer in pregnant women and postpartum thyroiditis with helpful illustrations and clear flow charts. This book serves as a resourceful guide for clinicians and medical practitioners in managing thyroid disease and related complications in women at different stages of pregnancy.