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For gastric carcinoma, when we find tumour nodules in the omentum, should we classify them as lymph node metastasis?

April 26, 2017carcinoma classify Gastric lymph node metastasis Nodules omentum Tumour

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For gastric carcinoma, when we find tumour nodules in the omentum, should we classify them as lymph node metastasis?

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Unless the nodules are in the lymphatic drainage region (regional lymph nodes) they should be considered distant metastasis and classified M1 or pM1. (See TNM 6th ed., p. 65.) 1.