What is diffuse idiopathic skeletal hyperostosis (DISH)? Diffuse idiopathic skeletal hyperostosis (DISH) is a disease of the back or spine. Unlike other types of arthritis, it does not involve inflammation. It involves hardening (calcification) of ligaments and connective tissues, most often in the spine, resulting in “bony bridges” between the small bones of the back
Diffuse Idiopathic Skeletal Hyperostosis (DISH)
