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Medical Term:

dural part of filum terminale


the threadlike termination of the spinal dura mater, surrounding and fused to the filum terminale of the cord, and attached to the deep dorsal sacrococcygeal ligament; extends from S2–3 to Co2 vertebral levels.

Synonym(s): coccygeal ligament, filum terminale externum, filum durae matris spinalis, filum of spinal dura mater

See Also: terminal filum

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.