Surgery is the main stay treatment for hydatid even though medical therapy is available. Surgery is not done in asymptomatic, calcified cyst in patient more than 65 years because the cyst wall is not redundant and will not collapse, if biliary leakage is present the cyst may have prolonged biliary drainage. Risk of chest infections, subphrenic abscess, Secondary cyst infection, sloughing of calcified adventitia are seen. This prospective study consisted of 30 proven clinical cases of hydatid cyst of liver admitted during the study period. Detailed clinical history with regards to age, sex, socioeconomic status, occupation, contact with dog, past H/O of surgery and medical illnesses, clinical symptoms were taken and patient subjected to clinical examination for making a provisional clinical diagnosis. 20 patients were treated surgically and 9 patients were treated medically. One patient had CCf. Ascites right pleural effusion, pulmonary kochs with hydatid cyst in both lobes of liver, expired due to CCf after prolonged hospital stay of 34 days. 8 patients were treated with preoperative albendazole therapy for 28 days before surgery