Suprapancreatic lymph node metastasis is one of the usual routes for gastric cancer. However, it is rare for the primary lesion to be found several years after resection of the suprapancreatic metastatic lymph node. This is a report of occult gastric carcinoma with microsatellite instability diagnosed 10 years after excision of a metastatic lymph node.
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Tamamori et al. (2024) studied this question.
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