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A non-randomized confirmatory study of Limited Surgical Resection for Peripheral Early Lung Cancer Defined with Thoracic Thin-section Computed Tomography (JCOG0804/WJOG4507L)

A non-randomized confirmatory study of Limited Surgical Resection for Peripheral Early Lung Cancer Defined with Thoracic Thin-section Computed Tomography (JCOG0804/WJOG4507L) - A non-randomized confirmatory study of Limited Surgical Resection for Peripheral Early Lung Cancer Defined with Thoracic Thin-section Computed Tomography (JCOG0804/WJOG4507L)

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000002008
Enrollment
330
Registered
2009-05-26
Start date
2009-05-26
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

small (2 cm or less) peripheral radiological non-invasive lung cancer

Interventions

Limited pulmonary resection

Sponsors

Japan Clinical Oncology Group(JCOG)
Lead Sponsor
West Japan Oncology Group (WJOG)
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Contrast-enhanced thoracic CT fulfills all of the following conditions: i) lung cancer is suspected, ii) the number of tumor is three or less, iii) center of tumor is located in the outer third of the lung field, iv) no lymph node metastasis. 2) Thin-section CT fulfills both of the following conditions: i) all tumors are diagnosed as radiological non-invasive cancer, ii) maximum diameter of any tumor is 2 cm or less. 3) In case pathological or cytological examination is performed preoperatively, pathological diagnosis of the tumor fulfills both of the following conditions: i) lung adenocarcinoma is suspected (including atypical adenomatous hyperplasia). ii) all tumors are not diagnosed as being tumor other than adenocarcinoma. 4) Aged 20 to 79 years old. 5) No prior ipsilateral thoracotomy (prior diagnostic thoracoscopy is allowed). 6) No prior chemotherapy or radiation therapy for any malignant diseases (prior hormonal therapy is allowed). 7) Expected postoperative FEV1.0>=800 mL and PaO2>=65 torr. 8) Performance status of 0 or 1. 9) Sufficient organ functions. 10)Written informed consent.

Exclusion criteria

Exclusion criteria: 1) simultaneous or metachronous (within the past 5 years) double cancers. 2) interstitial pneumonitis, pulmonary fibrosis, or severe pulmonary emphysema. 3) active bacterial or fungous infection. 4) women during pregnancy or breast-feeding. 5) psychiatric disease. 6) systemic steroids medication. 7) diabetes mellitus treated with insulin or poorly controlled. 8) poorly controlled hypertension. 9) history of severe heart disease, heart failure, myocardial infarction within the past 6 months or attack of angina pectoris within the past 6 months.

Design outcomes

Primary

MeasureTime frame
Relapse-free survival

Secondary

MeasureTime frame
overall survival, proportion of local recurrence, postoperative respiratory function, proportion of completion of limited resection, adverse events.

Countries

Japan

Contacts

Public ContactKenji Suzuki

JCOG0804 Study Coordinating Office Division of Thoracic Surgery, Juntendo University

JCOG_sir@ml.jcog.jp03-3813-3111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026