PMC7417938_01
(A) Appearance of the patient's neck. A large goiter was located (black arrowhead). (B) Computed tomography showed the trachea was narrowed by the nodular goiter (white arrowhead). (C) Reconstructed computed tomography of the chest revealed a narrowing of the trachea.
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Her clinical examination revealed a diffuse elastic goiter with bilateral exophthalmoses (Fig. 1A). Computed tomography showed the trachea was narrowed by the nodular goiter (Fig. 1B). Reconstructed computed tomography of the chest revealed a narrowing of the trachea (Fig. 1C).
Brain magnetic resonance imaging on day 2 demonstrated a round lesion with high intensity on diffusion weighted image (right panel, white arrow) and low intensity in apparent diffusion coefficient (left panel, black arrow) in the splenium of the corpus callosum.
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Brain magnetic resonance imaging (MRI) was performed on the second hospital day; a splenium of the corpus callosum lesion appeared with high intensity on diffusion weighted image (Fig. 2).