Schmorl node

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Schmorl node

A node seen in radiographs of the spine. It is caused by prolapse of the nucleus pulposus into the end plate of the vertebra.
See also: node
References in periodicals archive ?
The pathogenesis of Schmorl's nodes in relation to acute trauma.
Schmorl's nodes, eburnation, osteophytes, and changes in disc space narrowing were visualized at multiple discovertebral junctions (Figure 1).
2) Additional radiographic findings include Schmorl's nodes, end-plate narrowing, and irregular end plates that help confirm the diagnosis.
When Hopley showed the vertebrae to radiologists at the Bristol Royal Infirmary, the specialists noted that the distinct lesions looked like those characteristic of a common spinal condition known as Schmorl's nodes.
Physicians have described Schmorl's nodes in people when portions of an intervertebral disc bulge into weak spots on the endplate of a vertebra, which are typically only about 5 millimeters thick.
Hopley proposes that high stress also caused the Schmorl's nodes in the plesiosaur specimen that he analyzed.
The question of whether Schmorl's nodes were common among plesiosaurs can only be answered by examining more fossils.
Sometimes, they absorb minerals that strengthen the structure, such as the healing that occurs in Schmorl's nodes.