Pars interarticularis

The pars interarticularis or simply pars is the part of a vertebra located between the superior and inferior articular processes. In the axial plane the pars in located at the junction of the pedicle and lamina.

In the oblique lumbar radiograph, the neck of the Scottie dog represents the pars.

Related pathology

Anatomy: Spine

Article information

rID: 83574
Section: Anatomy
Synonyms or Alternate Spellings:
  • pars

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Cases and figures

  • Case 1a: sagittal CT
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  • Case 1b: coronal CT
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  • Case 1c: axial CT
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