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Medical Term:

anterior intermediate sulcus


a furrow occasionally seen in the adult between the anterior median fissure and the anterior lateral sulcus of the spinal cord but usually present only in the fetus. It indicates the lateral border of the anterior corticospinal fasciculus.

Synonym(s): anterior intermediate groove, sulcus intermedius anterior

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