By Jonathan Chan, MD, as told to Hallie Levine
Confused about the difference between ankylosing spondylitis, axial spondyloarthritis, and non-radiographic axial spondyloarthritis? With so many similar-sounding terms, it can be hard to know what’s what. WebMD reached out to rheumatologist Jonathan Chan, MD, for answers to some of your most pressing questions. Here’s what you need to know.
What Is Non-Radiographic Axial Spondyloarthritis?
It’s a type of inflammatory arthritis known as axial spondyloarthritis that affects your spine and the sacroiliac joints. These are the joints that connect your lower spine to your pelvis. It causes pain in your lower back, hips, and butt….