Five patients with active Graves disease had moderate to severe autoimmune thrombocytopenic purpura at the time of diagnosis. Correction of hyperthyroidism and restitution of a euthyroid state by carbimazole therapy resulted in complete normalization of platelet counts.
Arch Intern Med. 1997;157:1033-1036
Hofbauer LC, Spitzweg C, Schmauss S, Heufelder AE. Graves Disease Associated With Autoimmune Thrombocytopenic Purpura. Arch Intern Med. 1997;157(9):1033-1036. doi:10.1001/archinte.1997.00440300155015