Mature cystic teratoma of conus medularis in an adult: A rare case

The incidence of spinal teratoma ranges from 0.2 to 0.5% of all spinal cord tumours. They may be associated with neural tube defects causing tethered cord syndrome and are rarely localized at the level of filum terminale. Only 0.15–0.18% of spinal tumours has been classified as teratomas. Unlike int...

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Main Authors: Rahul Varshney, Laxmi Narayan Gupta, Ajay Choudhary
Format: Article
Language:English
Published: Elsevier 2021-03-01
Series:Interdisciplinary Neurosurgery
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2214751920304783
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author Rahul Varshney
Laxmi Narayan Gupta
Ajay Choudhary
author_facet Rahul Varshney
Laxmi Narayan Gupta
Ajay Choudhary
author_sort Rahul Varshney
collection DOAJ
description The incidence of spinal teratoma ranges from 0.2 to 0.5% of all spinal cord tumours. They may be associated with neural tube defects causing tethered cord syndrome and are rarely localized at the level of filum terminale. Only 0.15–0.18% of spinal tumours has been classified as teratomas. Unlike intra spinal teratomas in infants and children, the symptoms of these tumours in adult patients typically lack specific clinical features that, upon diagnosis, may cause confusion with other spinal tumours.In this case report, a 25-year-old male presented with history of back pain for 3 years weakness in both lower limbs since 2 years and urinary incontinence for 4 months. Upon investigation MRI revealed a D12-L2 intradural multi loculated cystic leision measuring 6.7*2.1*3 cm heterogeneously enhancing with evidence of fat suppression at the level of the conus medullaris.T12-L2 decompressive laminectomies were performed and Subtotal resection of the lesion was achieved because the tumour was adherent to conus.Teratomas should be taken into consideration in the differential diagnosis of intramedullary lesions when the imaging reveals variable signal intensity as a result of tissue heterogeneity. A partial resection is a viable treatment option when the lesion is attached to vital structures due to the low recurrence rates reported in the literature.
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spelling doaj.art-fb5c5db6a07d4554a77d202a516f686c2022-12-21T22:54:57ZengElsevierInterdisciplinary Neurosurgery2214-75192021-03-0123100917Mature cystic teratoma of conus medularis in an adult: A rare caseRahul Varshney0Laxmi Narayan Gupta1Ajay Choudhary2Corresponding author at: Department of Neurosurgery, Room No:-206, PGIMER &Dr RML Hospital New Delhi, 110001, India.; Department of Neurosurgery, PGIMER&Dr RML Hospital New Delhi, IndiaDepartment of Neurosurgery, PGIMER&Dr RML Hospital New Delhi, IndiaDepartment of Neurosurgery, PGIMER&Dr RML Hospital New Delhi, IndiaThe incidence of spinal teratoma ranges from 0.2 to 0.5% of all spinal cord tumours. They may be associated with neural tube defects causing tethered cord syndrome and are rarely localized at the level of filum terminale. Only 0.15–0.18% of spinal tumours has been classified as teratomas. Unlike intra spinal teratomas in infants and children, the symptoms of these tumours in adult patients typically lack specific clinical features that, upon diagnosis, may cause confusion with other spinal tumours.In this case report, a 25-year-old male presented with history of back pain for 3 years weakness in both lower limbs since 2 years and urinary incontinence for 4 months. Upon investigation MRI revealed a D12-L2 intradural multi loculated cystic leision measuring 6.7*2.1*3 cm heterogeneously enhancing with evidence of fat suppression at the level of the conus medullaris.T12-L2 decompressive laminectomies were performed and Subtotal resection of the lesion was achieved because the tumour was adherent to conus.Teratomas should be taken into consideration in the differential diagnosis of intramedullary lesions when the imaging reveals variable signal intensity as a result of tissue heterogeneity. A partial resection is a viable treatment option when the lesion is attached to vital structures due to the low recurrence rates reported in the literature.http://www.sciencedirect.com/science/article/pii/S2214751920304783Conus medularisTeratomaIntramedullaryDysembryogic
spellingShingle Rahul Varshney
Laxmi Narayan Gupta
Ajay Choudhary
Mature cystic teratoma of conus medularis in an adult: A rare case
Interdisciplinary Neurosurgery
Conus medularis
Teratoma
Intramedullary
Dysembryogic
title Mature cystic teratoma of conus medularis in an adult: A rare case
title_full Mature cystic teratoma of conus medularis in an adult: A rare case
title_fullStr Mature cystic teratoma of conus medularis in an adult: A rare case
title_full_unstemmed Mature cystic teratoma of conus medularis in an adult: A rare case
title_short Mature cystic teratoma of conus medularis in an adult: A rare case
title_sort mature cystic teratoma of conus medularis in an adult a rare case
topic Conus medularis
Teratoma
Intramedullary
Dysembryogic
url http://www.sciencedirect.com/science/article/pii/S2214751920304783
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AT laxminarayangupta maturecysticteratomaofconusmedularisinanadultararecase
AT ajaychoudhary maturecysticteratomaofconusmedularisinanadultararecase