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Oligodendrogliomas.

D Margain1, P Peretti-Viton, A M Perez-Castillo

  • 1Service de Neuroradiologie, C.H.U. Timone, Marseille, France.

Journal of Neuroradiology = Journal De Neuroradiologie
|January 1, 1991
PubMed
Summary
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Oligodendrogliomas are slow-growing brain tumors originating from oligodendrocytes. Imaging techniques like CT and MRI help characterize these tumors and assess their extent.

Area of Science:

  • Neuro-oncology
  • Neurosurgery
  • Radiology

Background:

  • Oligodendrogliomas are tumors originating from oligodendrocytes, a type of glial cell.
  • These tumors can be pure or mixed with astrocyte proliferation, exhibiting variable malignancy grades.
  • They typically affect middle-aged adults and are known for slow growth.

Purpose of the Study:

  • To describe the characteristics of oligodendrogliomas.
  • To highlight typical neuroradiological features.
  • To emphasize the role of imaging in tumor evaluation.

Main Methods:

  • Review of neuroradiological features.
  • Characterization using computerized tomography (CT) and magnetic resonance imaging (MRI).

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Main Results:

  • Oligodendrogliomas present as large, calcified, poorly enhanced, peripheral frontal lesions on imaging.
  • CT and MRI are effective complementary methods for tumor characterization.
  • Imaging aids in evaluating the tumor's extension.

Conclusions:

  • Oligodendrogliomas have suggestive neuroradiological features.
  • Advanced imaging techniques are crucial for diagnosis and treatment planning.
  • Accurate characterization aids in managing these brain tumors.