Differential diagnosis on imaging includes other intradural cystic lesions like dermoids, epidermoids, hydatidosis and cysticercosis.    From Wordnik.com.  [Medlogs - Recent stories] Reference

Predictive factors were based on pericyst aspect, jaundice, age, past history of liver hydatidosis and morphological Gharbi cyst aspect.    From Wordnik.com.  [BioMed Central - Latest articles] Reference

Hydatid Disease - Also called echinococcal disease or hydatidosis, hydatid disease is caused by the larval form of the tapeworm parasite.    From Wordnik.com. Reference