11. Documented cases have only been diagnosed in conjunction with patients with hyperthyroidism . 12. Fidgeting can also be a medical sign, as seen in hyperthyroidism . 13. Treatment of hyperthyroidism typically leads to improvement in cognitive and behavioral impairments. 14. Activating TRAbs are characteristic of Graves'disease ( autoimmune hyperthyroidism ). 15. Hypothyroidism can also result from the treatment of hyperthyroidism , an overactive thyroid. 16. Some modern historians think that Caligula suffered from hyperthyroidism . 17. Similar to propranolol with an extra contraindication for hyperthyroidism . 18. It presents with hypothyroidism or hyperthyroidism and the presence or absence of goiters. 19. She has the Grave's disease and hyperthyroidism . 20. Various other investigations are usually performed to separate the different causes of hyperthyroidism .