Benign Lung Adenoma Mimicking an Adenocarcinoma With Gene Fusion.

Ann Thorac Surg Short Rep

Division of General Thoracic Surgery, Department of Surgery, University of California, Davis Health, Sacramento, California.

Published: March 2023

Bronchiolar adenoma is a benign neoplastic process thought to be derived from the bronchiolar epithelium. Particularly in small biopsy specimens, this entity can mimic lung cancer with important implications for management. We report the case of a 33-year-old man with a right upper lobe lung nodule, with initial biopsy identifying an adenocarcinoma with gene fusion. After being considered for neoadjuvant targeted therapy trials, the patient underwent a lobectomy. On postoperative histologic evaluation, the patient was found to have a benign bronchiolar adenoma.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC11708699PMC
http://dx.doi.org/10.1016/j.atssr.2022.10.006DOI Listing

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