Table 3 Number and region of involved lymph nodes in relation to the cancerous depth in SESC of the thoracic esophagus treated by thoracotomy
From: Clinicopathologic analysis of lymph node status in superficial esophageal squamous carcinoma
m1 | m2 | m3 | sm1 | sm2 | sm3 | |
|---|---|---|---|---|---|---|
Total number | 43 | 37 | 80 | 88 | 113 | 137 |
Number of positive LN (%) | ||||||
≤2 | 0 | 1 (2.7) | 4 (5) | 14 (15.91) | 15 (13.27) | 29 (21.17) |
3–6 | 0 | 0 | 1 (1.25) | 2 (2.27) | 3 (2.65) | 16 (11.68) |
≥7 | 0 | 0 | 0 | 0 | 0 | 2 (1.46) |
Number of patients regarding regions of positive LN (%) | ||||||
One region | 0 | 1 (2.7) | 4 (5) | 15 (17.05) | 12 (10.62) | 32 (23.36) |
Two regions | 0 | 0 | 1 (1.25) | 1 (1.14) | 6 (5.31) | 15 (10.95) |
Three regions | 0 | 0 | 0 | 0 | 0 | 0 |