pial part of filum terminale

pial part of filum terminale

[TA] portion of the filum terminale within the dural sac; it is composed of a prolongation of the pia caudal to the termination of the spinal cord at the tip of the conus medullaris.
See also: terminal filum. Synonym(s): pars pialis fili terminalis [TA], filum terminale internum ☆ , pial filament ☆