The Orthobullets Podcast Spine | Sacroiliitis
Jan 7, 2026
Dive into the world of sacroiliitis, exploring its epidemiology and connections to ankylosing spondylitis. Discover the various causes, from trauma to chronic inflammation, and learn how this condition presents itself clinically. Imaging insights reveal the superiority of MRI for diagnosis. Find out about effective treatments tailored to each cause, including the management of pregnancy-related cases and septic sacroiliitis. Tune in for a detailed case study highlighting antibiotic choices in challenging situations!
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Sacroiliitis Presents With Persistent Posterior Pain
- Sacroiliitis causes persistent low back and posterior pelvic pain from inflammation of the SI joint.
- MRI with contrast best demonstrates joint fluid, inflammation, and possible abscesses for diagnosis.
Demographics And Associations
- Sacroiliitis commonly affects teens to middle-aged patients and is more frequent in males.
- It is often associated with ankylosing spondylitis and Reiter syndrome and may relate to HLA-B27 positivity.
Multiple Causes And Chronic Changes
- Causes include trauma, infection, overuse, and pregnancy-related changes.
- Chronic inflammation can lead to fibrosis and ossification of the SI joint.