Cone artery

Radiopaedia • CC-by-nc-sa 3.0 • de

The cone artery, also known as the artery of Desproges-Gotteron, is a rare anatomical variant which commonly arises from the internal iliac artery.

Gross anatomy

Origin

The cone artery has a variable origin and may arise from the internal iliac or its branches, commonly the iliolumbar artery.

Course

The artery ascends along the L5 or S1 nerve roots and forms an anastamosis with the perimedullary network.

Related pathology

Compression of the artery may cause conus medullaris syndrome.