RESECTED LYMPH NODES AND SURVIVAL OF PATIENTS WITH ESOPHAGEAL SQUAMOUS CELL CARCINOMA: AN OBSERVATIONAL STUDY

Increasing the Number of Resected Lymph Nodes Improves Overall Survival of Patients With Esophageal Squamous Cell Carcinoma With Positive Lymph Nodes: a Retrospective Analysis of 1656 Cases at a Single Cancer Center

To clarify the effect of the number of lymph node dissection and the number of stations on survival

Inclusion Criteria:

1. Men and women aged 18-85;
2. Histologically confirmed primary thoracic esophageal squamous cell carcinoma,
3. Staging PT1-4A, N0-3, M0 AJCC eighth edition;
4. Excluding lymph node dissection < 15,(meeting the guideline criteria)

Exclusion Criteria:

1. Patients with a history of previous thoracic and abdominal surgery that may affect lymphatic reflux
2. Patients with distant metastasis confirmed by imaging;
3. Patients with obvious surgical contraindications.