Primary splenic hydatid cyst an unexpected diagnosis: Case report.

Introduction: Hydatid disease is endemic in farming areas but occurs worldwide. The most common site of disease is liver. Hydatid disease of the spleen is a rare condition.

A rare primary hydatid cyst of the psoas muscle in a rural setting: A case presentation.

Hydatid cyst is a zoonosis caused mainly by the larval stage of the cestode worm hydatidosis is frequently found in sheep-raising countries such as the Mediterranean countries. The disease usually involves the liver (75%) and lung (15%). We describe a case of hydatid cyst of the psoas muscle; we are reporting this case because of its rarity and its difficulty to diagnose clinically.