=====Epidermoid cyst of the filum terminale======
The association of the [[epidermoid cyst]] of the [[filum terminale]], intradural spinal [[lipoma]], [[tethered cord]], [[dermal sinus]] tract, and type I [[diastematomyelia]] in a child has been described
((Ak H, Atalay T, Gülşen I. The association of the epidermoid cyst of the filum 
terminale, intradural spinal lipoma, tethered cord, dermal sinus tract, and type 
I diastematomyelia in a child. World Neurosurg. 2014 Dec;82(6):e836-7. doi:
10.1016/j.wneu.2014.08.040. Epub 2014 Aug 19. PubMed PMID: 25150211.)).