PMC7187932_01
Case 1 pathological figures. (A) Computed tomography of gastric stump after gastric cancer surgery. (B) Postoperative pathological biopsy result revealed moderately differentiated adenocarcinoma of cardia (Hematoxylin & Eosin staining, x20).
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The postoperative staging was moderately differentiated adenocarcinoma of the cardia (pT2N0M0, stage I) (Figure 1).
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Case 2 pathological figures. (A) Preoperative computed tomography showed a oval nodule in the right breast (arrow). (B) Biopsy revealed breast invasive carcinoma (Hematoxylin & Eosin staining, x20).
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Breast biopsy suggested right breast invasive carcinoma, as seen in Figure 2.
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Case 3 pathological figures. (A) Preoperative computed tomography showed round ground-glass nodule in the left lower lung (arrow). (B) Pathological biopsy revealed left lung moderately-differentiated adenocarcinoma (Hematoxylin & Eosin staining, x20).
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Puncture pathology of the left lung tissue and lumbar paravertebral soft tissue showed moderately differentiated adenocarcinoma (EGFR no mutation, ALK-negative) (Figure 3) and plasmacytoma, respectively.
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Case 4 pathological figures. (A) Preoperative computed tomography of cervical occupying lesion (arrow). (B) Pathological biopsy result revealed poorly-differentiated squamous cell carcinoma of the cervix (Hematoxylin & Eosin staining, x20).
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Cervical biopsy pathology showed poorly differentiated squamous cell carcinoma of the cervix (Figure 4).
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Case 5 pathological figures. (A) A hypoechoic mass can be seen in the left lobe of the thyroid gland, and a punctate lesion with strong echo was seen (arrow). (B) Thyroid biopsy result revealed papillary carcinoma (Hematoxylin & Eosin staining, x20).
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False inclusion bodies could be seen in the nucleus and papillary carcinoma was considered (Figure 5).
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Case 6 pathological figures. (A) The soft tissue mass near the right femur (arrow) at initial diagnosis. (B) After 4 courses of chemotherapy for multiple myeloma, the soft tissue mass near the right femur was significantly larger than that at initial diagnosis. (C) Pathologica biopsy result revealed lymphoma or plasmacytoma at initial diagnosis (Hematoxylin & Eosin staining, x20). (D) The second pathological biopsy result revealed lymphoma (Hematoxylin & Eosin staining, x20).
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Finally, the diagnosis of diffuse large B-cell lymphoma was confirmed (Figure 6).