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Extracranial metastatic oligodendroglioma with molecular progression, case presentation
Nour Kurdi1, Attila Mokánszki1, Ingrid Balogh2
1Department of Pathology, Faculty of Medicine, University of Debrecen, Nagyerdei krt 98, Debrecen, H-4032, Hungary.
Diagnostic Pathology
|July 26, 2024
Summary
Metastatic oligodendroglioma, a rare central nervous system (CNS) tumor, was analyzed. This case revealed molecular progression in bone marrow metastasis, offering new insights into CNS tumor metastasis.
Area of Science:
- Neuro-oncology
- Cancer metastasis research
Background:
- Extraneural metastasis of central nervous system (CNS) tumors is rare.
- Oligodendrogliomas exhibit a lower risk of extracranial metastasis compared to other CNS tumors.
- Diagnosis and treatment of metastatic oligodendroglioma present significant challenges.
Observation:
- A case of isocitrate dehydrogenase 1 (IDH1) mutant, 1p/19q-codeleted oligodendroglioma with bone marrow metastasis is presented.
- Comprehensive molecular analysis was performed on both the primary tumor and its metastasis.
- The metastasis exhibited chromosome 7 trisomy and chromosome 10 monosomy (+7/-10).
Findings:
- The observed +7/-10 chromosomal changes in the metastasis indicate molecular progression.
- This documented molecular progression in metastatic oligodendroglioma is, to our knowledge, previously undocumented.
- This case highlights the potential for metastatic capabilities in oligodendrogliomas.
Implications:
- This case provides valuable data for understanding the metastatic potential of CNS tumors.
- Findings contribute to the knowledge base for diagnosing and managing rare metastatic oligodendrogliomas.
- Further research into the mechanisms of oligodendroglioma metastasis is warranted.
