Fig. 1From: Treatment of Bronchopleural Fistula with Carbolic Acid instilled through Bronchofiberscope in post-pulmonectomy patientsThe treatment process of carbolic acid: a the BPF (about 1 mm); b infused by the carbolic acid; c BPF narrowed after 2 times instillation, and bubbles appeared after carbolic acid infused with saline; d repositioned the fistula, and three times later the BPF healed. Note: BPF, bronchopleural fistulaBack to article page