extreme capsule

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ex·treme cap·sule

the thin layer of white matter separating the claustrum from the cortex of the insula, probably representing largely corticopetal and corticofugal fibers of the insular cortex.
Synonym(s): capsula extrema [TA]
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References in periodicals archive ?
Symmetrical bilateral hyperintensities on T2W images were also seen in external capsule, internal capsule, fornix, extreme capsule, corpus callosum and head of caudate nucleus.