An anchoring system for a spinal support rod. The anchoring system includes a self-tapping orthopedic fastener that is bored through the ilium via a lateral incision and a mounting receiver that is positioned to receive the orthopedic fastener via a posterior incision. The orthopedic fastener may be implanted from a lateral approach or a posterolateral approach. The mounting receiver may be implanted from a posterior or superior posterior approach.