Congenital pulmonary airway malformation of a congenital lung disease with a potential hybrid lesion: A case report

Figure 2 Specimen of right lower lobe of lung. A: Externally the surface was irregular; B: Cut surface showed multiple cysts filled with pus and mucoid material; C and D: Histopathological features: Multiple blood vessels are seen with few appearing thick walled along with dilated cysts lined by ciliated columnar epithelium (4× magnification) (C) containing pools of mucin (mucostasis) (10× magnification), acute inflammation and necrosis (D); E: Dilated alveoli showed collection of foamy macrophages (10× magnification).