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Cranial Neuropathies 01

Topic: Adult

Created on Friday, January 25 2008 by jdmiles

Last modified on Friday, January 25 2008.

Which of the following is the most common cause of unilateral cranial nerve XII palsy?

 
        A) Trauma
 
        B) Surgery
 
        C) Multiple sclerosis
 
        D) Tumor
 
        E) Stroke
 

 


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This question was created on January 25, 2008 by jdmiles.
This question was last modified on January 25, 2008.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS




A) trauma

This answer is incorrect.


Trauma can cause unilateral cranial nerve XII lesions, but tumors are a more common cause.  (See References)

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B) surgery

This answer is incorrect.


Surgery can cause iatrogenic unilateral cranial nerve XII lesions, but tumors are a more common cause.  (See References)

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C) multiple sclerosis

This answer is incorrect.


MS can cause unilateral cranial nerve XII lesions, but tumors are a more common cause.  (See References)

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D) tumor

This answer is correct.


The most common cause of unilateral 12th cranial nerve palsy is tumor.  (See References)

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E) stroke

This answer is incorrect.


Stroke can cause unilateral cranial nerve XII lesions, but tumors are a more common cause.  (See References)

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References:

1. Biller, J. (2005). Practical Neurology DVD Reveiew. Lippincott Williams & Wilkins, Philadelphia. (ISBN:0781757533)Advertising:
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adult
Cranial Neuropathies 01
Question ID: 012508093
Question written by J. Douglas Miles, (C) 2006-2009, all rights reserved.
Created: 01/25/2008
Modified: 01/25/2008
Estimated Permutations: 8400

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