Sacral tuberosity

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
Dorlands/Elsevier	t_21/12829214

On the lateral surface of sacrum there is a rough 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 As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.