Most Schmorl nodes form after axial-loading trauma results in the preferential extrusion of nuclear material through the vertebral endplate, rather than through an intact, normal annulus fibrosus [6]. Schmorl nodes are generally considered to be an asymptomatic incidental finding.

Are Schmorl's nodes serious?

A Schmorl’s node is defined as a simple endplate intravertebral herniation resulting from trauma or idiopathic causes. Although Schmorl’s nodes have been considered clinically insignificant, they might indicate an active symptomatic process or cause serious complications.

What are the symptoms of Schmorl nodes?

Schmorls node (SN) are mostly asymptomatic and incidental findings on MRI. However, sometimes they present like acute onset low back pain or acute exacerbation of chronic back pain after minor trauma.