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Related to Sacrotuberous ligament: Iliolumbar ligament, Sacrospinous ligament
See: chain, nexus
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An incision of approximately 7-10 cm in length is made across the gluteal region overlying the sacrotuberous ligament.
The stability of the pelvic ring is determined by the integrity of the posterior weightbearing sacroiliac complex, which includes the sacroiliac (posterior and anterior), sacrospinous, and sacrotuberous ligaments.
Keywords: sacrotuberous ligament, gluteus maximus, hamstring muscles
The following are areas in which the PN can become entrapped leading to injury and symptoms of pudendal neuralgia: the zone at the ischial spine, the zone between the sacrospinous and sacrotuberous ligaments, the falciform process (formed by the dense fanning out bands of the medial portion of the sacrotuberous ligament as it attaches to the ischial tuberosity), the zone between the levator ani and obturator internus muscle, within the pudendal canal and lastly compression from the piriformis muscle (Figure 1).
Jenkins (1998) describes the insertion of gluteus maximus proximally into the sacrum, the dorsal sacral ligaments, the posterior portion of the crest of the ilium and the sacrotuberous ligament.
Posteriorly the ischiorectal fossae extends below the lower edge of gluteus maximus as far as the sacrotuberous ligament (Figure 4).