![Marginal [sagittal] sulcus - Dog - Brain - Transverse (Spin Echo) - vet-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/vetanatomy/modules/dog-brain-mr/images/v1/7ee03f82a2fdb76bb43235f471813a59d0c816fa0afea23029e53441624d1aad?ar=640:670&auto=format,compress&bg=000000&fit=crop&p64=MjI2LDE1Nw&t=TWFyZ2luYWwgW3NhZ2l0dGFsXSBzdWxjdXM&tx=226&ty=157&w=350&wk=1&s=47f8cb689216e471d4e3b40fa1d8177e)
Marginal [sagittal] sulcus
Sulcus marginalis [sagittalis]
- Synonym: Marginal [sagittal] groove
Definition
The marginal (sagittal) sulcus is a longitudinal cerebral sulcus located on the dorsal surface of the cerebral hemisphere. In the dog, it runs parallel to the longitudinal fissure and extends caudally toward the caudal end of the hemisphere.
References
Evans HE, de Lahunta A. Miller’s anatomy of the dog, 4th edition, Elsevier Saunders, St Louis, 2012.
![Marginal [sagittal] sulcus - Dog - Brain - Transverse (Spin Echo) - vet-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/vetanatomy/modules/dog-brain-mr/images/v1/7ee03f82a2fdb76bb43235f471813a59d0c816fa0afea23029e53441624d1aad?ar=640:670&auto=format,compress&bg=000000&fit=crop&p64=MjI2LDE1Nw&t=TWFyZ2luYWwgW3NhZ2l0dGFsXSBzdWxjdXM&tx=226&ty=157&w=200&wk=1&s=7d682dea0788d38d71e82894e4cf5041 "Marginal [sagittal] sulcus - Dog - Brain - Transverse (Spin Echo) - vet-Anatomy")
![Marginal [sagittal] sulcus - Dog - Brain - Transverse (3DT1w-Gd) - vet-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/vetanatomy/modules/dog-brain-mr/images/v1/7249ec5b5000688d079291e5d2eff75704ac0715978ad65165a307f044ed3d40?ar=640:670&auto=format,compress&bg=000000&fit=crop&p64=MjEzLDEyOA&t=TWFyZ2luYWwgW3NhZ2l0dGFsXSBzdWxjdXM&tx=213&ty=128&w=200&wk=1&s=9c394c8ed8eddd6e6afd4f2ca9a78ead "Marginal [sagittal] sulcus - Dog - Brain - Transverse (3DT1w-Gd) - vet-Anatomy")
![Marginal [sagittal] sulcus - Dog - Brain - Sagittal (3DT1w-Gd) - vet-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/vetanatomy/modules/dog-brain-mr/images/v1/18ad244860bdc2028395fe2e20b7ec43321d365e699025548766618f263f1d23?ar=640:670&auto=format,compress&bg=000000&fit=crop&p64=NDQwLDI0Ng&t=TWFyZ2luYWwgW3NhZ2l0dGFsXSBzdWxjdXM&tx=440&ty=246&w=200&wk=1&s=e16d989954cb9308ffd0b3434cf7b2f7 "Marginal [sagittal] sulcus - Dog - Brain - Sagittal (3DT1w-Gd) - vet-Anatomy")
![Marginal [sagittal] sulcus - Dog - Brain - Dorsal (3DT1w-Gd) - vet-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/vetanatomy/modules/dog-brain-mr/images/v1/051c5928973e2b24cdf2a849b3bb61aab5d9a54687490f7a914cc97fe35bcdc2?ar=640:670&auto=format,compress&bg=000000&fit=crop&p64=MjU0LDQ4MQ&t=TWFyZ2luYWwgW3NhZ2l0dGFsXSBzdWxjdXM&tx=254&ty=481&w=200&wk=1&s=6714728a034f7d890455b2d395b75436 "Marginal [sagittal] sulcus - Dog - Brain - Dorsal (3DT1w-Gd) - vet-Anatomy")