Sacrum

The sacrum is a large triangular bone at the bottom of the spine. It is inserted like a wedge between the two hipbones.

The sacrum is shorter and wider in women than in men.

Current as of: October 13, 2016

Author: Healthwise Staff

Medical Review: Anne C. Poinier, MD - Internal Medicine & Adam Husney, MD - Family Medicine & Martin J. Gabica, MD - Family Medicine