Brain Tumours Flashcards
1
Q
Epidemiology of brain tumours.
A
2% of all cancer deaths
Two peaks of incidence:
- Childhood (highly curable)
- 70s
2
Q
Classification of brain tumours
A
Grade 1- 4 by WHO Classification of CNS tumours. It is based on the “presumed” origin from the tumour morphology
3
Q
What are the most common brain tumours?
A
- Neuroepithelial tumours = gliomas (52%)
- Metastatic tumour (15%)
- Meningioma (15%)
- Pituitary adenoma
- Acoustic neuroma
4
Q
What are the main types of neuroepithelial tumours?
A
- Astrocytoma (44% of cases)
- Ependyoma
- Oligodendroglioma
- Medulloblastoma
