Young patient with a giant gastric bronchogenic cyst: A case report and review of literature

Figure 3 Histopathological analysis and immunohistochemical examination of the resected specimen. A: Microscopically, pseudostratified ciliated columnar epithelial cells could be observed in the cyst lining, and smooth muscle and small salivary gland tissue could be observed in the cyst; B: Napsin A (+); C: CK20 (-); D: P63 (+); E: SMA (+); F: Desmin (+); G: CK7 (+); H: TTF-1 (+); I: Elastic fiber (+).