Fig. 3
From: Optimal margins for early stage peripheral lung adenocarcinoma resection
Typical case presentation. a Computed tomography image showing a mixed ground-glass nodule with a size of 1.7 cm in the middle lobe of the right lung. b A gray lesion is found in the isolated specimen of the right middle lobe. c IAC, as shown using postoperative pathology. d An AIS lesion is observed in para-carcinoma tissue 0.5–1.0 cm from the tumor margin. AIS: adenocarcinoma in situ; IAC: invasive adenocarcinoma