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Sacrotuberous Ligament

Medically reviewed by: Stephanie Curreli, MD, PhD
Last Updated: Jun 11, 2015

The sacrotuberous ligament is a broad, flat fan-shaped complex of fibers stretching from the lower back spine of the ilium, the fourth and fifth transverse tubercles and the caudal part of the lateral margin of the sacrum and coccyx to the inner margin of the tuberosity of the ischium.