“…Intrathoracic but extrapleural hydatid cysts are still rarer and can be located in the fissures, pleural cavity, chest wall, mediastinum, myocardium, and diaphragm. Though daughter cysts in pleura and pleural complications of primary pulmonary hydatid disease have been reported, primary extra-pulmonary hydatids are extremely rare [5,6] . The route of pulmonary infestation can be Intestinal, lymphatics, venal-venous anastomosis in the liver and the space of Retzius.The clinical features of cystic hydatidosis are highly variable and depend on the size, number of cyst, location in the thorax, and their interaction with the surrounding organs.…”