Report of two primary mediastinal hydatid cysts and medical literature review

Hydatid disease is common in endemic regions especially our country. As Khorassan is an animal husbandry century hydatic disease is very common in this area. Because the human is an intermediate host prevention of this disease is a primary principal. Surgery is the cardinal management of these cases. Liver and pulmonary involvements are very common. But primary mediastinal involvement is very rare; and only two primary publications and articles confirm this idea. We aimed to study the early diagnosis and management of effects on vital mediastinal organs or involvement of these organs in the rupture of hydatidcyst