Sacral tuberosity

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Sacral tuberosity
Lateral surfaces of sacrum and coccyx. (Sacral tuberosity labeled at center top.)
Sacrum, dorsal surface. (Sacral tuberosity labeled at upper left.)
Latin	tuberositas ossis sacri
Gray's	subject #24 108

On the medial surface of sacrum there is a smooth surface, the sacral tuberosity, on which are three deep and uneven impressions, for the attachment of the posterior sacroiliac ligament.

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained within it may be outdated.

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v • d • e Bones of torso (TA A02.2,3, GA 2.96-128) Sternum Suprasternal notch, Manubrium, Sternal angle, Body of sternum, Xiphisternal joint, Xiphoid process Rib specific ribs (1, 2, 9, 10, 11, 12, true – 1–7, false – 8–12, floating – 11–12) · parts (Angle, Tubercle, Costal groove, Neck, Head) Superior thoracic aperture · Inferior thoracic aperture · Intercostal space · Thoracic wall/Thoracic cage Vertebra General structures body of vertebra, vertebral arch (pedicle, lamina, vertebral notch), foramina (vertebral, intervertebral), processes (transverse, articular/zygapophysis, spinous), spinal canal Cervical vertebrae C1 (anterior arch, posterior arch, lateral mass), C2 (dens), C3, C4, C5, C6, C7 anterior tubercle, posterior tubercle, foramen transversarium Thoracic vertebrae T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12 costal facets (superior, inferior, transverse) Lumbar vertebrae accessory process, mammillary process, L5 Sacrum pelvic surface (anterior sacral foramina), dorsal surface (posterior sacral foramina, median sacral crest, medial sacral crest, lateral sacral crest), lateral surface (sacral tuberosity), base, sacral hiatus · presacral space · sacral promontory · sacral canal  · ala of sacrum · sacrovertebral angle Coccyx