[1] It supplies arterial blood to several muscles in the region, as well as the femoral head and neck.

[2] The medial femoral circumflex artery arises from the posteromedial aspect of the profunda femoris artery.

[1] It delivers most of the arterial supply to the femoral head and femoral neck via branches - the posterior retinacular arteries.

[4] Branches of the medial circumflex femoral artery supplying the head and neck of the femur are often torn in femoral neck fractures and in hip dislocation.

[4] This article incorporates text in the public domain from page 630 of the 20th edition of Gray's Anatomy (1918)