The utility of conventional diameter forceps in endobronchial ultrasound-guided intranodal forceps biopsy

JRCT ID: jRCT1052210051

Registered date:16/07/2021

Basic Information

• Recruitment status: Pending
• Health condition(s) or Problem(s) studied: Lung cancer
• Date of first enrollment: 16/07/2021
• Target sample size: 60
• Study type: Observational

Outcome(s)

• Primary Outcome: The capability of collectiong tissue soecimens

Secondary Outcome

Approachability after mounting biopsy forceps
Safety

Key inclusion & exclusion criteria

• Age minimum: > 20age old
• Age maximum: Not applicable
• Gender: Both

Include criteria

1) Patients with suspected primary lung cancer of clinical stage IIIA or higher, including enlarged hilar and mediastinal lymph nodes, satisfying all of the imaging studies in 1. and clinical findings in 2.
1. enlargement of 10 mm or more in short diameter on chest contrast CT or accumulation of SUVmax 2.50 or more on FDG-PET. 2.
2) Clinically suspected primary lung cancer, or already diagnosed as primary lung cancer by other tests.
2) Patients who are scheduled for EBUS-TBNA and EBUS-IFB for 1).
3) Patients who are 20 years old or older.
4) Patients who have given written consent to participate in the study.

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Exclude criteria

1) For the purpose of staging.
2) Patients with suspected sarcoidosis or lymphoproliferative disease, either clinically or by other tests.
3) Patients with poorly controlled complications (unstable angina, post-acute myocardial infarction, severe bronchial asthma, active pulmonary infection, heart failure, bleeding tendency, etc.), psychosis or psychiatric symptoms that interfere with daily life, or dementia.
4) Other cases that the registered physician deems inappropriate for inclusion.

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Related Information

• Primary Sponsor: Nakai Toshiyuki
• Secondary Sponsor: Kawaguchi Tomoya