Case contributed by Dr Aliakbar Sahraei


Low back pain with extension and rotation of the lumbar spine.

Patient Data

Age: 30
Gender: Male

CT shows bilateral L4 and unilateral L5 pars interarticularis defects.

Case Discussion

Spondylolysis is believed to be caused by repeated microtrauma, resulting in stress fracture of the pars interarticularis. Genetics are also believed to be a factor. It is more common in men than in women1.

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Case information

rID: 42566
Published: 2nd Feb 2016
Last edited: 2nd Feb 2016
Inclusion in quiz mode: Excluded

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