Skip to Content
Medical Term:

isthmus of cingulate gyrus


Definition: the narrowing of the cingulate gyrus, at its transition with the hippocampal gyrus behind and below the splenium of the corpus callosum, caused by the anterior extension of the conjoined parietooccipital and calcarine sulci.

Synonym(s): isthmus gyri cinguliTA, isthmus of gyrus fornicatus, isthmus of limbic lobe

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