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the frequency of tumors in different parts of the CNS 2

Topic: Behavior

Created on Saturday, September 2 2006 by

Last modified on Saturday, September 2 2006.

Which of the following is most accurate regarding the frequency of tumors in different parts of the CNS?

 
        A) Tumors commonly found in the midline sellar region include Epidermoid/dermoid cyst.
 
        B) Tumors commonly found in the cerebello-pontine angle include Optic nerve glioma.
 
        C) Tumors commonly found in the temporal lobes include Lipoma.
 
        D) Tumors commonly found in the midline sellar region include Choroid plexus papilloma.
 
        E) Tumors commonly found in the lateral ventricle include Optic nerve glioma.
 

 


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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) Tumors commonly found in the midline sellar region include Epidermoid/dermoid cyst.

This answer is correct.


The statement, "Tumors commonly found in the midline sellar region include Epidermoid/dermoid cyst." is true.
Tumors commonly found in the midline sellar region include Meningioma, Pituitary adenoma, Craniopharyngioma, Germ-cell tumor, Epidermoid/dermoid cyst, Esthesioneuroblastoma, Optic nerve glioma, and Hypothalamic glioma/hamartoma.  (See References)

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B) Tumors commonly found in the cerebello-pontine angle include Optic nerve glioma.

This answer is incorrect.


The statement, "Tumors commonly found in the cerebello-pontine angle include Optic nerve glioma." is false.
Tumors commonly found in the cerebello-pontine angle include Meningioma, and Acoustic neuroma.  (See References)

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C) Tumors commonly found in the temporal lobes include Lipoma.

This answer is incorrect.


The statement, "Tumors commonly found in the temporal lobes include Lipoma." is false.
Tumors commonly found in the temporal lobes include Ganglioma, Oligodendroglioma, and Pleomorphic xanthoastrocytoma.  (See References)

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D) Tumors commonly found in the midline sellar region include Choroid plexus papilloma.

This answer is incorrect.


The statement, "Tumors commonly found in the midline sellar region include Choroid plexus papilloma." is false.
Tumors commonly found in the midline sellar region include Meningioma, Pituitary adenoma, Craniopharyngioma, Germ-cell tumor, Epidermoid/dermoid cyst, Esthesioneuroblastoma, Optic nerve glioma, and Hypothalamic glioma/hamartoma.  (See References)

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E) Tumors commonly found in the lateral ventricle include Optic nerve glioma.

This answer is incorrect.


The statement, "Tumors commonly found in the lateral ventricle include Optic nerve glioma." is false.
Tumors commonly found in the lateral ventricle include Ependymoma, Meningioma, Subependymoma, Choroid plexus papilloma, Choroid plexus carcinoma, and Central neurocytoma.  (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 2
Question ID: 691549424
Question written by . (C) FrontalCortex.com 2006-2009, all rights reserved. Created: 09/02/2006
Modified: 09/02/2006
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