Background: Hydatid disease is a zoonosis induced by Echinococcus tapeworms. Humans are infected by ingestion of Echinococcus eggs by eating contaminated food. Objective: To Investigate the epidemiology of hydatid cyst first and final diagnosis in patients find out its clinical profile. Method: The current study is a Case-series retrospective study for the patients attending Al-jamhoory Teaching Hospital between January 1, 2019, and July 1, 2021. The information was gathered from medical records. The data were analyzed using the frequency index, relative frequency and SPSS (Statistical Package for the Social Sciences). Results: One-hundred eleven patients underwent during the study period. Sixty-three percent of them were males. unemployment state was 81.98%. The commonest ages of infection were 41-50 years as constitute 38.73%. About Fifty-nine percent of the patients were affected in the liver and about four percent of the patients were injured in the lungs. Villagers made up 57.65% of the patients. We found a total of (65.76%) patients had cats or dogs at home. The diagnosis of hydatid infection by Ultrasound of abdomen, Chest Xray, and CT of the chest were (47.74%), (42.34%) and (9.9%) respectively. About Ninety percent of patients eat at restaurants on a regular basis. About Twenty-eight percent of patients have a hydatid cyst in their family.
Conclusion:The study indicate that diagnostic instruments are fundamental in diagnosis of hydatid as its diagnosis through clinical or preclinical are uncertain. Further education program is recommended to decrease its occurrence in Mosul city.