PMC7393407_01
Computed tomography (CT) imaging revealed an enlarged gallbladder, and a lumen full of tumors (yellow arrow, maximum tumor size was 90 mm in diameter.).. Infiltration was apparent in the liver bed but not at the porta hepatis.
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Infiltration was apparent in the liver bed but not at the porta hepatis (Fig. 1).
Resected specimen: The gallbladder was full of yellow-white tumors and infiltration of the liver bed(white arrow), gastric pylorus (red arrow), and transverse colon (yellow arrow), was observed. Maximum tumor size was 90 mm in diameter.
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Maximum tumor size was 90 mm in diameter (Fig. 2).
Histopathological findings (H.E.stain.): The tumors were classified as squamous cell carcinoma with advanced keratinization (a).. Infiltration of the liver bed, pyloric region (b), and transverse colon (c) were observed.
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Based on the above, the patient was diagnosed with advanced gallbladder SCC complicated by liver bed, pylorus, and transverse colon infiltration (final stage: pT4N0H0P0M(-) fStage IVa) (Fig. 3).