They are slow-growing tumors located in the cerebellum. They usually originate from the blood
vessels. They can be of very large in size and can be followed by a cyst. People between the
age group of 40-60 are more prone to get hemangioblastomas. They are most commonly seen
in men than women.
These are very rare and aggressive kind of tumors. They may spread throughout the central
nervous system. Rhabdoid tumors can be seen in different sites in the body. They are more
common in the kidneys. It can affect both young children as well as adults, but more common
Pediatric Brain Tumors
Certain kinds of brain tumors are more prevalent in children and adults than in older people.
They are called pediatric brain tumor. Some of the common types of pediatric brain tumors are:
- Brainstem gliomas
- Low-grade astrocytomas etc.
According to the WHO findings, a tumor’s malignancy or benignity can be indicated according to
its historical features that could be analysed using a microscope.
World Health Organization (WHO) Brain Tumor Grades
|WHO Grade I
- Least malignant
- Slow growing
|WHO Grade II
- Relatively slow growing
- Somewhat infiltrative
- May recur as
- “Diffuse” Astrocytoma
|WHO Grade III
- Tend to recur as higher grade
|WHO Grade IV
- Most malignant
- Rapid growth,