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Mobile ependymoma diagnosed with cine MRI
Toshiaki Kotani1, Akihiko Okawa, Tsutomu Akazawa
1Department of Orthopedic Surgery, Seirei Sakura Citizen Hospital, Sakura-shi, Japan.
BMJ Case Reports
|February 21, 2014
Summary
Neurogenic spinal tumors can migrate, posing surgical challenges. Cine MRI effectively visualizes this tumor mobility, aiding surgical planning for spinal lesions.
Area of Science:
- Neurosurgery
- Radiology
- Oncology
Background:
- Spinal tumors, particularly neurogenic types, can exhibit uncommon mobility.
- Conventional imaging like MRI and myelography do not capture dynamic tumor movement.
- Understanding tumor migration is crucial for surgical planning and successful resection.
Observation:
- A 12-year-old patient presented with a thoracolumbar neurogenic spinal tumor.
- Cine MRI was utilized to dynamically assess tumor migratory tendency during postural changes.
- The tumor demonstrated significant migration between vertebral levels with spinal flexion and extension.
Findings:
- Cine MRI revealed dynamic migration of the neurogenic spinal tumor.
- The tumor moved from the upper L1 vertebra to the lower T12 vertebra.
- Histological examination confirmed the tumor as an ependymoma.
Implications:
- Cine MRI is a valuable non-invasive tool for assessing spinal tumor migratory potential.
- This technique can improve surgical strategy for spinal neurogenic tumors.
- Considering tumor mobility is essential when surgical localization differs from initial imaging.
