PMC6232809_01
Ultrasonography of the thyroid. (a) Heterogeneous and hypoechoic areas were observed in both thyroid lobes before treatment. (b) Hypervascularity and a reduction in hypoechoic areas, indicating improvement, were observed 10 weeks after treatment initiation.
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fig1
Ultrasonography (US) of the thyroid revealed heterogeneous and hypoechoic areas, which are features of subacute thyroiditis, in both thyroid lobes (Figure 1).
Changes in serum thyroid levels during the clinical course. 5*, 5 mg every 2 days; PSL, prednisolone; MMI, methimazole; PTU, propylthiouracil; T3, triiodothyronine; T4, thyroxine.
CRIE2018-3210317.002.jpg
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fig2
The PSL dose was gradually tapered, and thyroid hormone levels decreased, although they were still above normal 6 weeks after treatment start (Figure 2).