People at high risk for hypothyroidism include: 1. People with hyperthyroidism, hypothyroidism or lobectomy. 2.Have a family history of thyroid disease. 3, goiter. 4. Positive thyroid autoantibodies. 5, Clinical indication of high or low thyroid function, including anemia, hyponatremia, hypercholesterolemia. 6.T1DM. 7.Other autoimmune diseases. 8.Check for infertility and measure TSH at the same time. 9.History of head and neck radiation therapy. 10, Those with a history of miscarriage and preterm delivery.