Related Experiment Video
Updated: May 28, 2026
06:32
Isolation, Enrichment, and Maintenance of Medulloblastoma Stem Cells
Published on: September 1, 2010
[A case of medullomyoblastoma]
Yukari Aramaki1, Shoko Shimokawa, Susumu Nakashima
1Department of Neurosurgery, St. Mary's Hospital, Our Lady of the Snow Social Medical Corporation, Kurume-city, Fukuoka, Japan.
No Shinkei Geka. Neurological Surgery
|November 1, 2011
Summary
Medullomyoblastoma, a rare variant of medulloblastoma, was diagnosed in a 12-year-old girl with cerebellar vermis tumor. Immunohistochemistry confirmed primitive neuroectodermal and rhabdomyoblastic components.
Area of Science:
- Neuro-oncology
- Pediatric Pathology
- Histopathology
Background:
- Medulloblastoma is a common malignant brain tumor in children.
- Medullomyoblastoma represents a rare histologic subtype characterized by divergent differentiation.
- Understanding its unique features is crucial for diagnosis and treatment.
Observation:
- A 12-year-old female presented with a 3-month history of headache, nausea, vomiting, and gait instability.
- Magnetic resonance imaging (MRI) identified a mass lesion in the cerebellar vermis.
- Surgical resection via suboccipital craniectomy was performed.
Findings:
- Histopathological examination revealed a tumor in the cerebellar vermis.
- Immunohistochemical studies demonstrated both primitive neuroectodermal and rhabdomyoblastic differentiation.
- These findings confirmed the diagnosis of medullomyoblastoma.
Implications:
- This case highlights the importance of recognizing rare variants of medulloblastoma.
- Accurate histopathological diagnosis is essential for appropriate patient management.
- Further research into medullomyoblastoma may improve therapeutic strategies for pediatric brain tumors.
Related Concept Videos
01:20The Retinoblastoma Gene
Tumor suppressor genes are normal genes that can slow down cell division, repair DNA mistakes, or program the cells for apoptosis in case of irreparable damage. Hence, they play an essential role in preventing the proliferation of damaged cells.
The first-ever tumor suppressor gene called Rb was identified in retinoblastoma - a rare eye tumor in children. In inherited forms of the disease, a child inherits one defective copy of the Rb gene, which predisposes them to retinoblastoma. However,...
The first-ever tumor suppressor gene called Rb was identified in retinoblastoma - a rare eye tumor in children. In inherited forms of the disease, a child inherits one defective copy of the Rb gene, which predisposes them to retinoblastoma. However,...
01:20The Retinoblastoma Gene
Tumor suppressor genes are normal genes that can slow down cell division, repair DNA mistakes, or program the cells for apoptosis in case of irreparable damage. Hence, they play an essential role in preventing the proliferation of damaged cells.
The first-ever tumor suppressor gene called Rb was identified in retinoblastoma - a rare eye tumor in children. In inherited forms of the disease, a child inherits one defective copy of the Rb gene, which predisposes them to retinoblastoma. However,...
The first-ever tumor suppressor gene called Rb was identified in retinoblastoma - a rare eye tumor in children. In inherited forms of the disease, a child inherits one defective copy of the Rb gene, which predisposes them to retinoblastoma. However,...