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-It presents with nervousness, palpitations, tremor, heat intolerance, weight loss, mental changes, fatigue, insomnia, increased appetite,

-Diagnosis: TSH, Free T4,T3, Radioactive Uptake Scan, CBC, ESR, Ultrasound, Thyroid antibodies.

-Graves Disease: Most common cause of hyperthyroidism.

-Other causes: Hashimoto’s, amiodarone, iodine, postpartum thyroiditis, metastatic thyroid cancer.

-Graves Disease Treatment: Radioactive Iodine, PTU or methimazole, beta blockers.

-Methimazole safer than PTU.

-With PTU, there is risk of serious liver injury.

-In pregnancy, use PTU.