Skip to Content

great segmental medullary artery

 

Definition: largest of the medullary arteries that supply the spinal cord by anastomosing with the anterior (longitudinal) spinal artery; it arises from a lower intercostal or upper lumbar artery (on the left side about 65% of the time) supplying most of the blood to the lower two thirds of the anterior spinal artery.

See: medullary arteries of brain

Synonym(s): arteria radicularis magna, artery of Adamkiewicz, great anastomotic artery3, great radicular artery

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

Hide