INTRODUCTION:

Hydatid cyst is a chronic infectious, zoonotic, and parasitic disease due to Echinococcus granulosus. MATERIALS AND METHODS: Descriptive, retrospective, and prospective observational study with analytical components of patients >18 years of age with suspected hepatic hydatid cyst treated with surgery at the General Surgery Unit of Hospital Nacional de Itauguá,Itauguá, Paraguay from January 2018 through November 2021. RESULTS: A total of 22 patients were included, 19 female and 3 men with a meanage of 57 years. The main reason for consultation was abdominal pain in 90% of the cases followed by digestive symptoms in 9.1%. Disease progression wentfrom 3 months up to 1 year. The highest rate reported was in San Pedro(22.8% of cases). The main ultrasound findings wereGharbi type II in 50%. The CT scan findings were: 50%, CE1. Serological test tested positive in 27.3% of cases. A toal of 27.3% of the patients received preoperative treatment with albendazole. The main surgical procedure performed was pericystectomy in 59.1% of the cases. CONCLUSION: Hydatidosis is a zoonotic disease, which is a remarkable problem of public health in South America. The highest prevalence is found in rural areas.Itsits on the liver in 90 % of the cases.

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