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Updated: Jul 22, 2026

Intraoperative Ultrasound in Spinal Surgery
Published on: August 17, 2022
Thoracic Spinal Cord Glioblastoma Mimicking Epidural Abscess: Case Report and Literature Review
Rudy Marciano1, Zubair Ahammad1, Victor Awuor1
1Neurological Surgery, OhioHealth.
Abstract:
Spinal cord glioblastoma (SG) accounts for 1.5% of all spinal tumors and has a poor prognosis with survival ranging from 2 to 26 months from presentation. A 57-year-old male presented with one week of paraparesis and contrasted magnetic resonance imaging (MRI) findings of an epidural enhancing thoracic mass suspicious for an epidural abscess. Intraoperative and pathologic findings revealed SG. Spinal cord tumors can mimic epidural abscess on MRI. When planning to address extradural spinal pathologies, one should be cognizant of the potential for either isolated or concurrent intradural pathologies. When the epidural findings do not correlate with preoperative imaging, intraoperative ultrasound imaging can identify intradural pathologies without violating the dura.
Insights
Spinal cord glioblastoma, a rare tumor, can mimic epidural abscess on MRI. Intraoperative ultrasound can identify concurrent intradural pathologies, improving diagnosis and surgical planning for spinal tumors.
Area of Science:
- Neurosurgery
- Oncology
- Radiology
Background:
- Spinal cord glioblastoma (SG) is a rare spinal tumor, comprising 1.5% of all spinal tumors.
- SG has a poor prognosis, with survival ranging from 2 to 26 months.
Observation:
- A 57-year-old male presented with paraparesis and MRI findings suggestive of an epidural abscess.
- Intraoperative and pathological findings confirmed SG, highlighting the potential for spinal cord tumors to mimic epidural abscesses on MRI.
Findings:
- Spinal cord tumors can present with imaging findings similar to epidural abscesses.
- Preoperative imaging may not always correlate with intraoperative findings for extradural spinal pathologies.
Implications:
- Awareness of potential concurrent intradural pathologies is crucial when addressing extradural spinal lesions.
- Intraoperative ultrasound can aid in identifying intradural pathologies without dural violation, improving diagnostic accuracy and surgical strategy.
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