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Long segment cervicothoracic intramedullary dermoid with concomitant conal lesion - A case report
Andrew Aranha1, Pankaj Kumar1, Ajay Choudhary1
1Department of Neurosurgery , Post Graduate Institute of Medical Education and Research, Dr. Ram Manohar Lohia Hospital, Baba Kharak Singh Marg, New Delhi, Delhi, India.
Background:
Spinal dermoid cysts are benign tumors that result from congenital or acquired ectodermal inclusions. Long segment intramedullary involvement of the spinal cord is exceedingly rare, and there are only a handful of case reports found in the literature.
Case Description:
A 30-year-old female presented with a 3-month history of myelopathy characterized by progressive quadriparesis and urinary incontinence. Magnetic resonance imaging revealed multifocal heterogeneous intramedullary masses extending from C2 to T4 and at T12-L1 with similar intensity lesions seen within the central cord from T5 to T11 level. Following tumor decompression, she showed significant improvement in neurological function 1 month later. The histopathological examination confirmed the diagnosis of a multifocal intramedullary dermoid cyst.
Conclusion:
Partial surgical extirpation is a reasonable treatment for long segment intramedullary dermoid cysts, particularly when the tumor capsule is adherent to critical adjacent neural tissues.

