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Gastric cancer peritoneal metastasis is associated with extremely poor survival. 1Unfortunately, radiographically occult peritoneal metastasis is present in 30-40% of newly diagnosed gastric cancer cases. [2][3]3][4] Therefore, staging laparoscopy (SL) with peritoneal cytology is considered a critical component of the staging workup and the National Comprehensive Cancer Network strongly recommends SL with cytology for adequate staging of gastric cancer.
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Ostowari et al. (2025) studied this question.
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