[MRI aspect of disk tumor infiltration]

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O Wargnier1, R Roger, R Bibi

  • 1Service de Radiologie, Hôpital Trousseau, Tours.

Journal De Radiologie
|March 21, 1998
PubMed

Insights

Tumor infiltration into intervertebral discs mimics spondylodiscitis on MRI, showing loss of the internuclear cleft and increased T2 signal intensity. Diagnosis is confirmed via biopsy, aided by vertebral metastases and primary tumor identification.

Area of Science:

  • Radiology
  • Oncology
  • Spine Surgery

Background:

  • Intervertebral disc tumors are rare, often presenting with non-specific symptoms.
  • Distinguishing tumor infiltration from infection (spondylodiscitis) in the intervertebral disc can be challenging based on imaging alone.

Observation:

  • Magnetic resonance imaging (MRI) revealed tumor infiltration within an intervertebral disc.
  • The affected disc demonstrated loss of the internuclear cleft and increased signal intensity on T2-weighted imaging, characteristic features also seen in spondylodiscitis.

Findings:

  • The MRI findings of tumor infiltration into the intervertebral disc were indistinguishable from those of spondylodiscitis.
  • Presence of metastatic infiltration in adjacent vertebrae and identification of a primary tumor supported the diagnosis of metastatic disc disease.

Implications:

  • This case highlights the importance of considering metastatic disease in the differential diagnosis of discitis-like imaging findings.
  • Percutaneous biopsy is crucial for definitive diagnosis and guiding appropriate treatment strategies for spinal tumors.

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