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Table 4 Tumor characteristics and follow up of patients which were histopathology LN negative and underwent LN upstaging by OSNA

From: One Step Nucleic Acid Amplification (OSNA) - a new method for lymph node staging in colorectal carcinomas

  Histopathology OSNA Follow up
Tumor T N M N DMS dead/alive
Rectum 2 0 0 1 none alive
Rectum 3 0 0 1 Liver alive
Sigmoid colon 3 0 0 1 none alive
  1. Mean follow up 72 month (range 52-88 month). DMS: distant meachronous metastases.