Graves Disorder, pituitary adenomas, toxic goiter, drug-induced (excess thyroid hormone, amiodarone)elevated free T4, suppressed TSH Can use radioactive iodine update study to diagnose. Uptake is elevated if thyroid is excessively secreting T4 or T3: Graves disease, TSH-secreting adenoma, toxic adenoma, multinodular goiter Clinical presentation: weight loss, lid lag, heat intolerance, goiter, fine hair, tachycardia, nervousness, menstrual disturbances, sweating, […]