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

Safety and utility of anatomical lung subsegmentectomy for intraoperatively impalpable non-invasive lung cancer.

Status

Recruiting

Phases

Phase 2

Study type

Observational

Source

JPRN

Registry ID

JPRN-jRCT1060240034

Enrollment

Registered

2024-07-17

Start date

2024-06-01

Completion date

Unknown

Last updated

2026-06-29

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

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion 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

Exclusion criteria

Exclusion criteria: Pregnant or lactating women.

Design outcomes

Primary

Measure	Time frame
Percentage of tumor with resection margins of at least 5 mm	—

Secondary

Measure	Time frame
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	—

Contacts

Public ContactNatsumi Matsuura

Kagawa University Hospital

matsuura.natsumi@kagawa-u.ac.jp+81-87-898-5111

Outcome results