https://www.selleckchem.com/pr....oducts/gsk2879552-2h
Pyriform sinus fistula (PSF) is a rare congenital anomaly, and the preferred definitive treatment is yet to be verified. In this study, we investigated the treatment outcomes of PSF specifically comparing endoscopic-assisted surgery and endoscopic radiofrequency ablation (RA). The medical records of patients treated for PSF at the Shanghai Children's Hospital between October 2016 and September 2019 were retrospectively evaluated. There were 93 girls and 98 boys. The median age at onset and operation was 3 years and 5 years, resp