Arachnoiditis
Diagnosis certain
Citation, DOI, disclosures and case data
Citation:
Gaillard F, Arachnoiditis. Case study, Radiopaedia.org (Accessed on 01 Jun 2023) https://doi.org/10.53347/rID-14055
Permalink:
rID:
14055
Disclosures:
At the time the case was submitted for publication Frank Gaillard had no recorded disclosures.
View Frank Gaillard's current disclosuresCase published:
20 Jun 2011
Revisions:
4 times, by 2 contributors - see full revision history and disclosures
Systems:
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Included
Presentation
Previous spinal surgery. Ongoing back and lower limb pain.
Patient Data
Age: 70 years
Gender: Female
From the case:
Arachnoiditis
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Sagittal T1

MRI demonstrates characteristic appearances of arachnoiditis with an empty theca sign (cauda equina nerve roots are adherent to the margins of the dura and clumped).
Case Discussion
Arachnoiditis is an important feature to seek in all spines, particularly those with a prior history of surgery or infection.
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