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CNS tumor pathology

Topic: Imaging

Created on Saturday, September 2 2006 by

Last modified on Saturday, September 2 2006.

Which of the following statements regarding CNS tumor pathology is FALSE?

 
        A) Perivascular pseudorosettes are commonly associated with ependymoma.
 
        B) Antoni A & B tissues are commonly associated with schwanoma.
 
        C) Homer-Wright rosettes are commonly associated with medulloblastoma.
 
        D) Fried-Egg cells are commonly associated with oligodendroglioma.
 
        E) Verocay bodies are commonly associated with oligodendroglioma.
 

 


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ANSWERS AND EXPLANATIONS




A) Perivascular pseudorosettes are commonly associated with ependymoma.

This answer is incorrect.


The statement, "Perivascular pseudorosettes are commonly associated with ependymoma." is true.
Perivascular pseudorosettes are commonly associated with ependymoma.  (See References)

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B) Antoni A & B tissues are commonly associated with schwanoma.

This answer is incorrect.


The statement, "Antoni A & B tissues are commonly associated with schwanoma." is true.
Antoni A & B tissues are commonly associated with schwanoma.  (See References)

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C) Homer-Wright rosettes are commonly associated with medulloblastoma.

This answer is incorrect.


The statement, "Homer-Wright rosettes are commonly associated with medulloblastoma." is true.
Homer-Wright rosettes are commonly associated with medulloblastoma, and are commonly associated with PNET tumors.  (See References)

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D) Fried-Egg cells are commonly associated with oligodendroglioma.

This answer is incorrect.


The statement, "Fried-Egg cells are commonly associated with oligodendroglioma." is true.
Fried-Egg cells are commonly associated with oligodendroglioma.  (See References)

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E) Verocay bodies are commonly associated with oligodendroglioma.

This answer is correct.


The statement, "Verocay bodies are commonly associated with oligodendroglioma." is false.
Verocay bodies are commonly associated with schwanoma.  (See References)

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References:

1. Geyers, J.D., Keating, J.M., and Potts, D.C. (2002). Neurology for the Boards, 2nd Edition. Lippincott Williams & Wilkins, Philadelphia.
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imaging
CNS tumor pathology
Question ID: 623249000
Question written by . (C) FrontalCortex.com 2006-2009, all rights reserved. Created: 09/02/2006
Modified: 09/02/2006
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