The purpose of this study is to find a role of EUS-B-FNA in the mediastinal staging of potentially operable lung cancer. The investigators perform EBUS-TBNA and EUS-B-FNA on potentially operable lung cancer patients. The investigators perform EBUS(+/- TBNA) and EUS-B (ultrasonographic examination through the esophagus) on all subjects. EUS-B-FNA will be performed on inaccessible nodes or difficult nodes to be sampled by EBUS-TBNA. Additional diagnostic values of EUS-B-FNA as compared to EBUS-TBNA alone will be estimated.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
DIAGNOSTIC
Masking
NONE
Enrollment
150
EBUS-TBNA is a bronchoscopic diagnostic method that enables real time aspiration of paratracheal and peribronchial lesions. EUS-FNA is a procedure to obtain samples through the esophagus under real-time ultrasound guidance. In this study, EUS-FNA will be applied using a ultrasonic bronchoscope (EUS-B-FNA).
NCCKorea
Gyeonggi-do, South Korea
The diagnostic values of EBUS-TBNA plus EUS-B-FNA as compared to EBUS-TBNA alone
Time frame: June 2009
The Proportion and the location of lymph nodes accessible by EBUS-TBNA and EUS-B-FNA.
Time frame: June 2009
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