A 57-year-old man was incidentally diagnosed with a liver hydatid cyst during a magnetic resonance imaging (MRI) scan. Follow-up examination revealed cyst enlargement to 10 cm, with multiloculation and slight dilation of the right anterior intrahepatic bile duct. The patient underwent surgery after he had received two months of albendazole therapy. The surgical protocol involved nonanatomic hepatectomy of the cyst following hypertonic saline injection and pericystectomy. Intraoperatively, a biliary fistula was discovered. [...]