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 artery or its branches, commonly the iliolumbar artery.
Course
The artery ascends along the L5 or S1 nerve roots and forms an anastomosis with the perimedullary network.
Related pathology
Compression of the artery may cause conus medullaris syndrome.
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