Primary Intradural Extramedullary Hydatid Cyst

A rare parasitic infection: primary intradural extramedullary hydatid cyst

“…The surgical procedure should be planned for the total removal of the cysts without rupture, to avoid dissemination and recurrence (9). As well, adjuvant antihelmintic therapy (mebendazole and albendazole) should be combined with the surgical treatment.…”

“…An intradural disease without vertebral column involvement is extremely rare, and the thoracic spine (63.9%) is the most commonly affected region, as Echinococcus typically become lodged in the vascular part of the spine (8). Secondary intradural involvement can occur through dural spinal injury, or spread through the subarachnoid space of a ruptured intracranial cyst, although primary intradural extramedullary hydatid cysts are extremely uncommon (9).…”

Spinal Hydatid Cyst: Review

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yda tid cyst in fec ti on is one of the ol dest di se a ses known in the history of hu ma nity.1 Hyda tid cyst is a di se a se ca u sed by the lar val Echi no coc cus gra nu lo sus ta pe worm [2][3][4][5] and is se en in re gi ons whe re pa ra si tic in fes ta ti ons are en de mic. 4,6 Ani mals are ma in cul prits in the spre ad It is a disease caused by the larval Echinococcus granulosus tapeworm and is seen in regions where parasitic infestations are endemic.

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“…[4][5][6]8,9,15,19,20 In the li te ra tu re, in tras pi nal ex tra du ral and/or pa ras pinal lo ca li za ti on of hyda tid cyst ca ses are very fre quently re por ted, 6,13,15,18,[20][21][22][23][24][25] in tra du ral ca ses ha ve al so be en re por ted. 1,3,[26][27][28] Com pres si on and cor ti cal we ake ning se con dary to os te o nec ro sis le ad to pat ho lo gi cal frac tu res and spre ading to the pe dic le, la mi na, and cos ta e can ta ke pla ce. 4,5,17,20 As the cyst de ve lopment was li mi ted with the pe ri os te um, in ter ver tabral disc spa ces are ge ne rally pre ser ved.…”

“…5 Ca ses in child ho od ha ve be en re por ted ra rely. 10,17,23,26,29,30 Turkiye Klinikleri J Med Sci 2010;30 (3) Di ag no sis is dif fi cult and fre qu ently de la yed un til signs and symptoms of spi nal cord and ner ve com pres si on de ve lop. The best ap pro ach is a de tai led his tory and cli ni cal exa mi na ti on com bi ned with ima ging tech ni qu es.…”