Serum TSH within the Reference Range as a Predictor of Future Hypothyroidism and Hyperthyroidism: 11-Year Follow-Up of the HUNT Study in Norway

摘要

Context:Serum TSH in the upper part of the reference range may sometimes be a response to autoimmune thyroiditis in early stage and may therefore predict future hypothyroidism. Conversely, relatively low serum TSH could predict future hyperthyroidism.