Hyperthyroidism
Other names | Overactive thyroid, hyperthyreosis
Specialty | Endocrinology
Symptoms | Irritability, muscle weakness, sleeping problems, fast heartbeat, heat intolerance, diarrhea, enlargement of the thyroid, weight loss
Complications | Thyroid storm
Usual onset | 20–50 years old
Causes | Graves' disease, multinodular goiter, toxic adenoma, inflammation of the thyroid, eating too much iodine, too much synthetic thyroid hormone
Diagnostic method | Based on symptoms and confirmed by blood tests
Treatment | Radioiodine therapy, medications, thyroid surgery
Medication | Beta blockers, methimazole
Frequency | 1.2% (USA)