Unusual intramuscular locations as a first presentation of hydatid cyst disease in children: a report of two cases.

Despite its rarity; skeletal muscle hydatid cyst should always be considered in the differential diagnosis of cystic muscle lesions in children in endemic areas even if imaging studies did not show any of the typical signs. This will improve patient outcome by preventing unnecessary cystic puncture which might lead to serious complications, such as anaphylaxis and local dissemination.