CNS tumor pathology

Topic: Imaging

Created on Saturday, September 2 2006 by

Last modified on Saturday, September 2 2006.

 
        A) Rosenthal Fibers are commonly associated with PNET tumors.
 
        B) Rosenthal Fibers are commonly associated with oligodendroglioma.
 
        C) Homer-Wright rosettes are commonly associated with primary CNS lymphoma.
 
        D) Whorled patterns of cells are commonly associated with meningioma.
 
        E) B cells in an angiocentric pattern are commonly associated with medulloblastoma.
 

 

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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

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A) Rosenthal Fibers are commonly associated with PNET tumors.

This answer is incorrect.

The statement, "Rosenthal Fibers are commonly associated with PNET tumors." 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) Rosenthal Fibers are commonly associated with oligodendroglioma.

This answer is incorrect.

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

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C) Homer-Wright rosettes are commonly associated with primary CNS lymphoma.

This answer is incorrect.

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

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D) Whorled patterns of cells are commonly associated with meningioma.

This answer is correct.

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

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E) B cells in an angiocentric pattern are commonly associated with medulloblastoma.

This answer is incorrect.

The statement, "B cells in an angiocentric pattern are commonly associated with medulloblastoma." is false.
B cells in an angiocentric pattern are commonly associated with primary CNS lymphoma.  (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