general

Question 1

What are sources of inter cranial neoplasms?

Answer 1

Question 2

What are the complications of brain tumors?

Answer 2

• Benign (can be removed and patient will survive) and malignant terminology.
• Destruction of vital centers.
• Blocking passage of CSF and causing hydrocephalus.
• Hemorrhage in the tumor.
• Cerebral edema with herniation
• Increased intracranial venous pressure will result in papilledema (“choked disk”).

Question 3

What are the types of neuronal tumors?

Answer 3

•Ganglioneuroma
•Dysembryoplastic neuroepithelial tumor
•Central neurocytoma
•Poorly differentiated neoplasms:
–Medulloblastoma (most common)
–Atypical Teratoid/Rhabdoid Tumor

Question 4

What is the most common Neuronal tumor and where is it found?

Answer 4

Medulloblastoma (most common)

it is found between the cerebellar hemispheres

Question 5

What type of formation is common in Medulloblastoma?

Answer 5

Rosetta arrangement