Spondylolisthesis: Refers to the anterior

Spondylolisthesis refers to the anterior, lateral, or posterior slippage of a superior vertebral disc over the adjacent inferior disc, and is often separated into categories based on the causative etiology. Spondylolisthesis is often asymptomatic ... Spondylolisthesis refers to a condition in which one spinal vertebra slips out of place compared to another. [1] While some medical dictionaries define spondylolisthesis specifically as the forward or anterior displacement of a vertebra over the vertebra inferior to it (or the sacrum), [2][3] it is often defined in medical textbooks as displacement in any direction. [4][5] Spondylolisthesis is graded based upon the degree of slippage of one vertebral body relative to the subsequent adjacent ... Spondylolisthesis is a spinal condition in which one of the lower vertebrae slips forward onto the bone below. What causes it, and how is it treated? Spondylolisthesis is a slipping of vertebra that occurs, in most cases, at the base of the spine. Learn more about the condition and treatment options.