Fig. 3

The air bronchogram sign in GGN (IAC) on multiplanar reformation image, which is manifested as branching air density connecting with proximal bronchus. GGN: ground glass nodule. IAC: invasive adenocarcinoma
The air bronchogram sign in GGN (IAC) on multiplanar reformation image, which is manifested as branching air density connecting with proximal bronchus. GGN: ground glass nodule. IAC: invasive adenocarcinoma