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Prognostic value of L4 lymph node dissection during video-assisted thoracoscopic surgery in patients with left-sided non-small cell lung cancer: a single-center, retrospective cohort study.

Prognostic value of L4 lymph node dissection during video-assisted thoracoscopic surgery in patients with left-sided non-small cell lung cancer: a single-center, retrospective cohort study.

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2200064014
Enrollment
Unknown
Registered
2022-09-23
Start date
2022-09-10
Completion date
Unknown
Last updated
2023-04-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

non-small cell lung cancer

Interventions

L4D+ group:L4 lymph node dissection
Conrol group:No L4 lymph node dissection

Sponsors

Sun Yat-Sen University Cancer Center
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients diagnosed with primary left-sided NSCLC who underwent VATS lobectomy combined with LND; patients subjected to R0 resection and tumor pathological stage T1-4N0-2M0; and patients who underwent conversion thoracotomy due to hemorrhage during surgery.

Exclusion criteria

Exclusion criteria: Patients with clinical or pathological M1 tumors; conversion to thoracotomy due to oversized tumor/lymph node(s) or/and invasion during surgery; and patients who had no lymph node resection

Design outcomes

Primary

MeasureTime frame
overall survival;—

Secondary

MeasureTime frame
disease-free survival;postoperative complications;lymph node metastasis rate;—

Countries

China

Contacts

Public ContactHong Yang
yanghong@sysucc.org.cn13560405144

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026