case_images: PMC10834884_01
case_images: Free T4 levels and total T3 levels as treatment options were implemented. Day 0 is prior to moving into the intensive care unit
case_images: cureus-0016-00000051547-i01.jpg
case_images: PMC10834884_01_cureus-0016-00000051547-i01.jpg
case_images: FIG1
case_images: Atrial fibrillation with a rapid ventricular response occurring on treatment day 8
case_images: cureus-0016-00000051547-i02.jpg
case_images: PMC10834884_01_cureus-0016-00000051547-i02.jpg
case_images: FIG2
case_images: Diffuse hyperplasia and hypertrophy of thyroid tissue. A and B: Hyperplastic follicular epithelium with prominent infolding. C: Pseudopapillary infoldings of hyperplastic columnar follicular cells and colloid with scalloped edges
case_images: cureus-0016-00000051547-i03.jpg
case_images: PMC10834884_01_cureus-0016-00000051547-i03.jpg
case_images: FIG3
case_images: Microscopic evaluation of thyroid tissue was notable for diffuse hyperplasia and hypertrophy, consistent with Graves' disease (Figure 3).