Isthmic spondylolisthesis, or spondylolisthesis due to a lesion of the pars interarticularis, is a common source of pain and disability in both the pediatric and adult population. This review ...

Fifteen years ago when I suffered the injury, they called it spondylolysis. “It was a pars defect,” Walker said on Tuesday.

Conclusions—Isthmic spondylolysis is considered to represent a fatigue fracture of the pars interarticularis of the neural arch. There is a relatively high incidence of radiographically identified ...

Walker announced during the Wildcats' pro day that he played the 2024 season with a "pars defect," which is essentially a fracture in the lower part of the spine. This injury probably contributed ...