"What did the lymph nodes show?" is the question whose answer is apprehensively awaited by every colon cancer patient. Even in the age of molecular medicine, the absence or presence of colon cancer spread to regional lymph nodes remains the strongest predictor of whether surgery has cured the cancer, or whether an individucal may harbor occult metastatic disease and thus require adjuvant chemotherapy to reduce the risk of lethal cancer metastasese recurring in distant organs.

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