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the frequency of tumors in different parts of the CNS

Topic: Behavior

Created on Saturday, September 2 2006 by

Last modified on Saturday, September 2 2006.

Which of the following statements regarding the frequency of tumors in different parts of the CNS is FALSE?

 
        A) Esthesioneuroblastoma is one of the most common tumors found in the midline sellar region.
 
        B) Choroid plexus carcinoma is one of the most common tumors found in the midline sellar region.
 
        C) Ependymoma is one of the most common tumors found in the conus and filum terminale.
 
        D) Germ-cell tumor is one of the most common tumors found in the midline sellar region.
 
        E) Acoustic neuroma is one of the most common tumors found in the cerebello-pontine angle.
 

 


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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) Esthesioneuroblastoma is one of the most common tumors found in the midline sellar region.

This answer is incorrect.


The statement, "Esthesioneuroblastoma is one of the most common tumors found in the midline sellar region." is true.
Esthesioneuroblastoma is one of the most common tumors found in the midline sellar region.  (See References)

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B) Choroid plexus carcinoma is one of the most common tumors found in the midline sellar region.

This answer is correct.


The statement, "Choroid plexus carcinoma is one of the most common tumors found in the midline sellar region." is false.
Choroid plexus carcinoma is one of the most common tumors found in the lateral ventricle.  (See References)

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C) Ependymoma is one of the most common tumors found in the conus and filum terminale.

This answer is incorrect.


The statement, "Ependymoma is one of the most common tumors found in the conus and filum terminale." is true.
Ependymoma is one of the most common tumors found in the lateral ventricle, and is one of the most common tumors found in the conus and filum terminale.  (See References)

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D) Germ-cell tumor is one of the most common tumors found in the midline sellar region.

This answer is incorrect.


The statement, "Germ-cell tumor is one of the most common tumors found in the midline sellar region." is true.
Germ-cell tumor is one of the most common tumors found in the midline sellar region, and is one of the most common tumors found in the midline pineal region.  (See References)

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E) Acoustic neuroma is one of the most common tumors found in the cerebello-pontine angle.

This answer is incorrect.


The statement, "Acoustic neuroma is one of the most common tumors found in the cerebello-pontine angle." is true.
Acoustic neuroma is one of the most common tumors found in the cerebello-pontine angle.  (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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behavior
the frequency of tumors in different parts of the CNS
Question ID: 54322946
Question written by . (C) FrontalCortex.com 2006-2009, all rights reserved. Created: 09/02/2006
Modified: 09/02/2006
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