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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 is most accurate regarding CNS tumor pathology?

 
        A) Rosenthal Fibers are commonly associated with schwanoma.
 
        B) Psammoma bodies are commonly associated with meningioma.
 
        C) Perivascular pseudorosettes are commonly associated with pilocytic astrocytoma.
 
        D) Whorled patterns of cells are commonly associated with pilocytic astrocytoma.
 
        E) Whorled patterns of cells are commonly associated with primary CNS lymphoma.
 

 


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This question was created on September 02, 2006 by .
This question was last modified on September 02, 2006.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS




A) Rosenthal Fibers are commonly associated with schwanoma.

This answer is incorrect.


The statement, "Rosenthal Fibers are commonly associated with schwanoma." is false.
Rosenthal Fibers are commonly associated with pilocytic astrocytoma, and are commonly associated with Alexander's disease.  (See References)

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B) Psammoma bodies are commonly associated with meningioma.

This answer is correct.


The statement, "Psammoma bodies are commonly associated with meningioma." is true.
Psammoma bodies are commonly associated with meningioma.  (See References)

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C) Perivascular pseudorosettes are commonly associated with pilocytic astrocytoma.

This answer is incorrect.


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

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D) Whorled patterns of cells are commonly associated with pilocytic astrocytoma.

This answer is incorrect.


The statement, "Whorled patterns of cells are commonly associated with pilocytic astrocytoma." is false.
Whorled patterns of cells are commonly associated with meningioma.  (See References)

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E) Whorled patterns of cells are commonly associated with primary CNS lymphoma.

This answer is incorrect.


The statement, "Whorled patterns of cells are commonly associated with primary CNS lymphoma." is false.
Whorled patterns of cells are commonly associated with meningioma.  (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
Estimated Permutations: 0

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