Posterior Superior Iliac Spine
by ![Tim Taylor]()
Written by
Tim Taylor
Anatomy & Physiology Senior Writer
Tim Taylor is a senior writer at Innerbody Research focusing on human anatomy and physiology. Tim earned both his Bachelor of Science degree in Biology and his Master's degree in Teaching from the University of Pittsburgh.
Last updated: May 5th, 2025
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The posterior superior iliac spine is formed by the posterior termination of the iliac crest.
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