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Cerebral cavernous malformations with dynamic and progressive course: correlation study with vascular endothelial
Keun-Hwa Jung1, Kon Chu, Sang-Wuk Jeong
1Department of Neurology and Clinical Research Institute, Seoul National University Hospital, Seoul, South Korea.
Archives of Neurology
|November 19, 2003
Summary
Cerebral cavernous malformations (CCMs) can rapidly progress, unlike their typical slow course. Increased vascular endothelial growth factor (VEGF) expression correlates with CCM progression and new lesion formation.
Area of Science:
- Neuroscience
- Vascular Biology
- Medical Research
Background:
- Cerebral cavernous malformations (CCMs) typically present with slow, steady progression, though their pathogenesis remains unclear.
- Vascular endothelial growth factor (VEGF) has been implicated as a potential factor in CCM development.
Observation:
- A case study of a 40-year-old male with CCMs exhibiting rapid progression over seven months.
- Serial MRI revealed dynamic changes in existing lesions and 15 new CCM formations.
- Elevated serum VEGF levels correlated with the dynamic progression phase.
Findings:
- Immunohistochemistry confirmed increased VEGF expression in CCM biopsy specimens.
- Dynamic MRI signal changes and de novo CCM formation were observed.
- Serum VEGF concentrations increased during active CCM progression and normalized during stable or resolving phases.
Implications:
- CCMs can exhibit rapid, deteriorating progression, challenging the notion of their typically slow course.
- VEGF-induced endothelial proliferation appears to be a key mechanism in the pathogenesis of rapidly progressing CCMs.
- Understanding VEGF's role may lead to novel therapeutic strategies for aggressive CCMs.