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Medical Term:

external capsule


a thin lamina of white substance separating the claustrum from the putamen. It joins the internal capsule at either extremity of the putamen, forming a capsule of white matter external to the lenticular nucleus.

Synonym(s): capsula externaTA, periclaustral lamina

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