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. 2017 Nov 30;12(11):e0188641. doi: 10.1371/journal.pone.0188641

Table 2. Summary of the 29 cases with regional lymph node metastasis and/or postoperative recurrence of endometrial endometrioid carcinoma.

No. FIGO stage Grade MI LVSI Lymph node dissection Metastatic lymph node in surgery Postoperative metastasis
1 IA G1 <1/2 + Pelvic LN No PAN
2 IA G2 < + Pelvic LN No Liver, Cardiophrenic LN
3 IA G2 < - Pelvic LN No PAN
4 IA G2 < - Pelvic LN No PAN, Peritoneum, Omentum
5 IA G2 < - Pelvic LN No Pelvic LN
6 IA G3 < + Pelvic LN No PAN, Lung
7 IA G3 < + Pelvic LN No Lung, Bone, Mediastinal LN
8 IB G1 + Pelvic LN No Lung
9 IB G1 + Pelvic LN No PAN
10 IB G2 + No No PAN
11 IB G2 + No No Pelvic LN, Lung
12 IB G2 + No No PAN
13 IB G3 + Pelvic LN No PAN
14 II G1 + Pelvic LN No Lung
15 II G1 - Pelvic LN No Pelvic LN
16 IIIA G2 + No No PAN
17 IIIA G3 + Pelvic LN No Pelvic LN
18 IIIC G1 < - Pelvic LN Pelvic LN PAN
19 IIIC G1 + Pelvic LN Pelvic LN No
20 IIIC G1 + Pelvic LN Pelvic LN PAN
21 IIIC G2 < - Pelvic LN Pelvic LN Lung
22 IIIC G2 + Pelvic LN Pelvic LN No
23 IIIC G2 + Pelvic LN-PAN Pelvic LN Lung
24 IIIC G3 + Pelvic LN-PAN Pelvic LN Lung, Peritoneum
25 IIIC G3 + Pelvic LN Pelvic LN No
26 IIIC G3 + Pelvic LN-PAN Pelvic LN Peritoneum
27 IIIC G3 + Pelvic LN-PAN Pelvic LN, PAN Bone, Lung, Peritoneum
28 IIIC G3 + Pelvic LN Pelvic LN Peritoneum
29 IIIC G3 + Pelvic LN Pelvic LN No

MI, muscular invasion; LVSI, lymph-vascular space invasion; LN, lymph node; PAN, para-aortic lymph node.