These findings suggest tumor central necrosis rapidly forming large thin-walled cysts that induce a bronchopleural fistula and are complicated with hydropneumothorax.

• 这个发现支持肿瘤快速中心腐化形成许多的囊状薄壁结构，这些结构导致气管肋暯相交通，以至于双侧的水气胸。