Cerebral hydatid cysts in Chilodon: Unusual imaging findings

ABSTRACT

Cerebral involvement accounts for approximately 1-4% of patients infected with Echinococcus granulosus. The imaging appearance of a cerebral hydatid cyst comprises usually a single spherical cavity with signal intensity identical to cerebrospinal fluid on CT and MR imaging. In this communication unusual aspects of cerebral hydatid cysts are reported in children. These included multiple cysts, extensive calcifications of the pericyst and parasitic membranes, pericystic edema, and contrast-enhancement on CT and on MR