1. Peterson M, Aboudara M. Hepatic cystopleural fistula. Am J Respir Crit Care Med. 2014; 189:e4–6.
2. Ikeda M, Hatakeyama Y, Murakami S, Hashimoto R, Tauchi S, Yonekura Y, et al. Surgical repair of hepatic hydrothorax caused by diaphragmatic fistula. Respir Med Case Rep. 2020; 32:101325.
3. AlGhamdi ZM, Boumarah DN, Alshammary S, Elbawab H. Pleural empyema as a complication of pyogenic liver abscess: can the minimum achieve the optimal? A comparison of 3 approaches. Am J Case Rep. 2021; 22:e935169.
4. Kim DH. Empyema caused by transdiaphragmatic extension of pyogenic liver abscess. Clin Case Rep. 2018; 7:240–1.