Intramedullary mature cystic teratoma of conus medullaris, a case report and a review of literature of a rare pathology

Session

Medicine and Nursing

Description

Teratomas are a type of multipotential cell tumor that contain a mixture of multiple germinal layers formed by normal organogenesis and reproductive tissues. The incidence of spinal teratoma is rare, only 0.15–0.18% of spinal tumors have been classified as teratomas. Intramedullary teratomas are even less common. They usually present with spinal dysraphism, of after spinal trauma or lumbar puncture, neither of which were the case in our patient. We present a case of a 47 year old male who presented with inferior paraplegia, incomplete cauda equina syndrome, right leg paresthesia and left leg pain. On MRI imaging in the L1 level, in the spinal canal, a massive intradural intramedullary lesion is seen, which fills the entire spinal canal which after administration of IV contrast showed only a slight peripheral enhancement. A L1 and partially L2 laminectomy and midline durotomy was performed with a midline myelotomy at the conus medullaris level, and a creamy, dense, yellow, mucoid substance was discharged. A hard tumoral mass of yellow color was than encountered, without clear borders from the normal cord, which was removed in subtotal manner. Histopathological examination revealed a mature cystic teratoma. These are very rare cases and e brief review of the literature was conducted in our study.

Proceedings Editor

Edmond Hajrizi

ISBN

978-9951-550-50-5

Location

UBT Kampus, Lipjan

Start Date

29-10-2022 12:00 AM

End Date

30-10-2022 12:00 AM

DOI

10.33107/ubt-ic.2022.180

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Intramedullary mature cystic teratoma of conus medullaris, a case report and a review of literature of a rare pathology

UBT Kampus, Lipjan

Teratomas are a type of multipotential cell tumor that contain a mixture of multiple germinal layers formed by normal organogenesis and reproductive tissues. The incidence of spinal teratoma is rare, only 0.15–0.18% of spinal tumors have been classified as teratomas. Intramedullary teratomas are even less common. They usually present with spinal dysraphism, of after spinal trauma or lumbar puncture, neither of which were the case in our patient. We present a case of a 47 year old male who presented with inferior paraplegia, incomplete cauda equina syndrome, right leg paresthesia and left leg pain. On MRI imaging in the L1 level, in the spinal canal, a massive intradural intramedullary lesion is seen, which fills the entire spinal canal which after administration of IV contrast showed only a slight peripheral enhancement. A L1 and partially L2 laminectomy and midline durotomy was performed with a midline myelotomy at the conus medullaris level, and a creamy, dense, yellow, mucoid substance was discharged. A hard tumoral mass of yellow color was than encountered, without clear borders from the normal cord, which was removed in subtotal manner. Histopathological examination revealed a mature cystic teratoma. These are very rare cases and e brief review of the literature was conducted in our study.