endocrine and metabolic disorders
Simple Nontoxic Goiter
Key Points
Thyroid function is usually normal. When the cause is iodine deficiency, iodine supplementation is effective treatment. Blocking thyroid-stimulating hormone production by givinglevothyroxineis useful in younger patients to halt stimulation of the thyroid and shrink the goiter. Surgery or iodine-131 may be needed for large goiters. 