internal capsule

(redirected from Anterior limb of the internal capsule)
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internal capsule

[in′tərn·əl ′kap·səl]
(neuroscience)
A layer of nerve fibers on the outer side of the thalamus and caudate nucleus, which it separates from the lenticular nucleus.
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Medtronic Reclaim DBS Therapy is indicated for bilateral stimulation of the anterior limb of the internal capsule, AIC, as an adjunct to medications and as an alternative to anterior capsulotomy for treatment of chronic, severe, treatment-resistant obsessive-compulsive disorder (OCD) in adult patients who have failed at least three selective serotonin reuptake inhibitors (SSRIs).
Findings indicated that there was a significant increase in fractional anisotropy (FA) in the left cingulum bundle and anterior limb of the internal capsule in OCD sufferers, as well as a significant decrease in FA in the right cingulum bundle.
ACT scan of the brain (Fig 2) showed a hypodense area in the left head caudate and anterior limb of the internal capsule.

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