Surgical resection of a large invasive mucinous adenocarcinoma: A case report

Abstract

Key Clinical MessageInvasive mucinous adenocarcinoma often presents with pneumonia‐like findings on imaging, which complicates its diagnosis. This case demonstrates that aggressive bronchoscopy is useful for examining infiltrating shadows in the lung field and large tumors occupying the entire lung lobe should be treated cautiously when lung parenchyma develops.