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Table 1 Summary of pathological findings of the primary tumor and recurrence

From: Metachronous liver metastases after long-term follow-up of endoscopic resection for rectal neuroendocrine neoplasms: a report of three cases

Case no.Age/sexTumor size (mm)DepthMarginLymphovascular invasionKi-67Recurrence site (Ki-67)Relapse-free survival (years)
No. 155/female13SubmucosaNegativeNegative< 1% (G1)Liver (8.4%)10
No. 259/female10SubmucosaNegativeNegative5% (G2)Liver and rectum (5%)9
No. 354/male12SubmucosaNegativePositive1.7% (G1)Liver (10%)13