“…Of 53 lesions undiagnosed by TBB using EBUS-GS, 40 were resected surgically, 10 underwent clinical follow-up, and 3 were irradiated. Especially, of undiagnosed 11 pure GGO predominant-type lesions, 3 lesions are undergoing clinical follow up without size change and two lesions 12 disappeared. The postoperative final diagnoses were adenocarcinoma in 138 lesions (137 primary, 1 metastasis of the colon) and mucosa-associated lymphoid tissue lymphoma in 1.…”