Accessory obturator artery

[TA] term applied to the anastomosis of the pubic branch of the inferior epigastric artery with the pubic branch of the obturator artery when it contributes a significant supply through the obturator canal in the presence of (reduced) normal obturator arising from the internal iliac artery. SYN: arteria obturatoria accessoria [TA], ramus obturatorius arteriae epigastricae inferioris.