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Table 4 Pathological characteristics of pT1a and pT1b1 tumors with lymph node metastases

From: Clinicopathological characteristics and treatment strategies in early gastric cancer: a retrospective cohort study

Case Tumor depth * Macro type Ulceration Tumor size, mm Histologic type L V Number of positive node Follow-up time, months Status
1 m 0-IIc Yes 10 sig, tub2 0 0 1 97 Alive
2 m 0-IIc Yes 42 sig, tub2, muc 0 0 1 7 Alive
3 m 0-IIc Yes 60 sig 0 0 1 82 Alive
4 m 0-IIc Yes 100 sig, por, tub1 1 0 1 25 Alive
5 sm1 0-IIc No 25 tub1 0 0 1 76 Alive
6 sm1 0-IIc Yes 25 tub2, por 2 0 4 37 Alive
7 sm1 0-IIc Yes 31 sig 1 1 11 58 Deceased (bone metastasis)
8 sm1 0-IIc Yes 32 por, sig 1 0 1 20 Alive
  1. * According to the third English edition of the Japanese Classification of Gastric Carcinoma [4].
  2. According to the seventh edition of the International Union Against Cancer TNM guidelines [3].
  3. muc = mucinous adenocarcinoma; por = poorly differentiated adenocarcinoma; sig = signet-ring cell carcinoma; tub1 = well differentiated adenocarcinoma; tub2 = moderately differentiated adenocarcinoma.