Loading....
Coupon Accepted Successfully!

Pathology

Open Flashcards

Central Nervous System

Question
18 out of 24
 

Most common site for medulloblastoma is: (AIPG 2011)



A Medulla
B Cerebellum

C Cerebrum
D Pineal gland

Ans. B Cerebellium (Ref Robbitrs 8/e p7336)

Medulloblastoma

In children, the location is in the midline of the cerebellium, but lnteral locations are mote after found in adults-

Medulloblastomas are the most common maligmant brain tumor of childhood

5% of children have it in association with Gorlin syndrome (the most common of the inherited disorders due to mutation in the patched-1;PTCH-1 gene.

Histologically, there is presence of Homer-Wright rosettes.

Dissemination through the CSF is a common complication, presenting as nodular masses elsewhere in the CNS' including metastases to the cauda equina that are termed drop metastases.

Central Nervous System Flashcard List

24 flashcards
1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12)
13)
14)
15)
16)
17)
18)
19)
20)
21)
22)
23)
24)