A rare pathology in the neck: Hydatid cyst.

Neck cysts can be classified as congenital, infectious-inflammatory, and neoplastic. Hydatid disease is a parasitic infection caused by Echinococcus, is usually seen in the liver and lung and, is rare in the head and neck region even in endemic areas. If not treated, a life-threatening condition may be encountered. In this study, a case of hydatid cyst operated due to a cystic lesion with a diameter of approximately 8 cm in the neck was presented by reviewing the literature.