D2I2.
autoimmune

Sacroiliitis

Sacroiliitis is a condition caused by within the sacroiliac (SI) joint, where the base of the spine, and the , connect. The term "sacroiliitis" combines the words sacrum, ilium, and the Latin term "itis", which denotes inflammation.

Underlined words are explained — tap any of them.

How it's found

  • ·X-ray, MRI
Plain-language summary adapted from Wikipedia. Not medical advice.