case_images: PMC11747477_01
case_images: Ultrasound of thyroid. (A) The cross-section showing uneven internal echo of the thyroid gland with scattered bright spots; (B) The longitudinal section showing diffuse sclerosis of the thyroid gland and abundant blood flow signal in thyroid parenchyma.
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case_images: Diagnostic findings: The thyroid shows heterogeneous echo with fine calcifications and rich blood supply, which is categorized as Chinese -Thyroid Imaging Reporting and Data System (C-TRIADS) 4C ( Figure 1 ).
case_images: Bone marrow biopsy. Hematopoietic tissue is almost entirely replaced by adipose tissue, and only a few granulocytes are observed. Reticular fiber staining: no reticular fiber hyperplasia observed. (A, B: Right bone marrow; C, D: Left bone marrow).
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case_images: No reticular fibrous hyperplasia was observed (MF-0) ( Figure 2 ).
case_images: Pathological examination and immunohistochemistry. (A) are pictures of the left thyroid gland, (B) are images of the right thyroid gland. Pathological features reveal bilateral papillary thyroid carcinoma with Hashimoto's thyroiditis. Immunohistochemical results of the right lobe of thyroid gland, among, TTF-1 (+) (C), CK-19 (+) (D), Galectin-3 (+) (E), Ki-67 (+, 30%) (F).
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case_images: Immunohistochemical results of the right lobe of thyroid gland, among, TTF-1 (+), CK-19 (+), Galectin-3 (+), Ki-67 (+, 30%) ( Figure 3 ).
case_images: Changes in red blood cell (A) and platelet counts (B) and white blood cell levels (C) before and after thyroid surgery. ' ' is the time of operation.
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case_images: Multiple blood routine examinations after surgery showed an increase in RBC and WBC levels and platelet count ( Figure 4 ), compared with those before surgery.