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Flashcards in CNS Tumors Deck (17)
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1
Q

Skin tumors, hyperpigmentation, iris pigmentation is associated with____________gene mutaion

A

NF 1 (Ch 17)

2
Q

NF 1 gene works by inactivating

A

GTPase

3
Q

NFI gene mutation activates______gene

A

K-Ras

4
Q

NF2 has______and ______ tumors

A

Bilateral acoustic schwannoma, meningioma

5
Q

Meningioma is usually attached to_____ and _____

A

Bone and Dura

6
Q

laminated, basophilic calcification is associated with_____, ______, _____,______ conditions

A

meningioma, papillary carcinoma of thyroid, sarcoidosis, ovarian cysadenocarcinoma

7
Q

Deposits in Grey-white matter junction in the Brain could be______ and ______

A

Metastasis and emboli

8
Q

Mass near ventricle of the brain in AIDS patient infected by EBV is_______

A

Primary Lymphoma

9
Q

Brain Mets that is black in color, what the primary tumor?

A

Melanoma

10
Q

Neurilemmoma biopsy_______

A

Antony A and Antony B area

11
Q

Verocay body is seen is______

A

Antony A area of the Neurilemoma

12
Q

Neurilemoma is positibe with________marker

A

s100

13
Q

Whats the Diagnosis?

A

Schwannoma

14
Q

Diagnosis?

A

meningioma

15
Q

Diagnosis?

A

Meningioma

16
Q

Diagnosis?

A

Meningioma

17
Q

Diagnosis

A

Meningioma