Fig. 3
From: Plastic bronchitis due to adenoviral infection: a case report

Findings of bronchoscopic and histopathological examinations. a Flexible bronchoscopy showed complete obstruction of the right bronchiole by a white and elastic substance. b A bronchial tree-like plastic dendritic cast was extracted using flexible bronchoscopy. c Hematoxylin-eosin staining of the bronchial tree-like casts shows flaky cellulose-like necrotic tissue with extensive eosinophilic infiltration (× 100)