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[Intracranial metastases in neuroblastomas]
Archiv Fur Geschwulstforschung
|January 1, 1982
Summary
Extracranial neuroblastomas commonly spread to the skull and brain. Rarely, these tumors can directly metastasize to the brain without affecting the skull, presenting a unique metastatic pathway.
Area of Science:
- Pediatric Oncology
- Neuro-oncology
- Pathology
Context:
- Neuroblastomas are common pediatric cancers originating outside the skull.
- Metastasis patterns of extracranial neuroblastomas are well-documented, typically involving bone and dura.
- Primary brain metastasis from extracranial neuroblastomas without cranial involvement is exceptionally rare.
Purpose:
- To investigate the occurrence and characteristics of primary brain metastasis in extracranial neuroblastomas.
- To differentiate primary brain metastasis from secondary metastasis via direct dural/calvarial infiltration.
- To review literature for similar rare cases.
Summary:
- In a series of 21 autopsies of extracranial neuroblastomas, only one case of secondary brain metastasis (via bone/dura infiltration) was observed.
- A rare case of primary brain metastasis from a presacral neuroblastoma was identified in a child with no other extracranial metastases.
- This case suggests alternative metastatic routes for extracranial neuroblastomas.
Impact:
- Highlights the possibility of direct hematogenous or perineural spread of neuroblastoma to the brain.
- Contributes to understanding the diverse metastatic potential of neuroblastoma.
- Informs clinical suspicion and diagnostic approaches for neuroblastoma metastasis.