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Lumbar Juxtafacet Cysts
Aykan Ulus1, Adnan Altun, Alparslan Senel
1Ondokuz Mayıs University, Faculty of Medicine, Neurosurgery Department, Samsun, Turkey.
Turkish Neurosurgery
|February 25, 2020
Summary
Juxtafacet cysts are primarily caused by degeneration and instability, often found at the L4-L5 spinal level. Anatomical variations, like the intercrest line intersecting higher spinal levels, can shift cyst occurrence to upper lumbar regions.
Area of Science:
- Spinal Surgery
- Neurosurgery
- Radiology
Background:
- Juxtafacet cysts are rare spinal tumors.
- They are often associated with degenerative changes in the facet joints.
Purpose of the Study:
- To investigate the clinical and radiological factors influencing juxtafacet cyst presentation.
- To understand the relationship between spinal anatomy and cyst location.
Main Methods:
- Retrospective review of eight patients diagnosed with juxtafacet cysts between 2011 and 2018.
- Analysis of patient demographics, symptoms, neurological findings, and imaging results.
Main Results:
- The average patient age was 54 years, with a female predominance (62.5%).
- Most common symptoms included back pain and radiculopathy.
- Degenerative facet arthropathy was observed in 75% of patients; surgical treatment was recommended for 87.5%.
Conclusions:
- Degeneration and spinal instability are key etiological factors for juxtafacet cysts.
- While commonly at L4-L5, cysts can occur at upper levels (e.g., L3-L4) due to anatomical variations affecting spinal mechanics.
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