Safety and utility of lung subsegmentectomy for early-stage lung cancer.

JRCT ID: jRCT1060240034

Registered date:17/07/2024

Basic Information

• Recruitment status: Recruiting

Health condition(s) or Problem(s) studied

Non-Small Cell Lung Cancer
Radiologucally non-invasive lung cancer

• Date of first enrollment: 01/06/2024
• Target sample size: 20
• Study type: Observational

Outcome(s)

• Primary Outcome: Percentage of tumor with resection margins of at least 5 mm

Secondary Outcome

Intraoperative adverse event rate
Postoperative adverse event rate
Postoperative drainage period
Six months and 1 year postoperative FVC (forced lung volume) and FEV1 (forced volume in 1 second)
Residual lung volume (ml) on chest CT at 6 months and 1 year postoperatively
5-year recurrence-free survival rate

Key inclusion & exclusion criteria

• Age minimum: Not applicable
• Age maximum: Not applicable
• Gender: Both

Include criteria

The following criteria are all to be met.
1) Thin section CT of the chest (< 1 mm)
2) Tumour diameter < 2 cm and C/T ratio < 0.25
3) Intraoperative localisation of the tumour is assumed to be difficult
4) Complete resectability by thoracoscopic or robot-assisted thoracoscopic subsegmentectomy

• Exclude criteria: Pregnant or lactating women.

Related Information

• Primary Sponsor: Yajima Toshiki