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Topic: Adult

Created on Thursday, August 24 2006 by jdmiles

Last modified on Thursday, August 24 2006.

What is the most common cause of bilateral internuclear ophthalmoplegia?

 
        A) Stroke
 
        B) Pontine myolinolysis
 
        C) Multiple Sclerosis
 
        D) Infiltrating tumors
 
        E) Wernicke disease
 

 


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This question was created on August 24, 2006 by jdmiles.
This question was last modified on August 24, 2006.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS




A) Stroke

This answer is incorrect.


Stroke is a common cause of internuclear ophthalmoplegia, particularly if it is unilateral. However, Multiple Sclerosis is a more common etiology.  (See References)

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B) Pontine myolinolysis

This answer is incorrect.


Pontine myolinolysisis a common cause of bilateral internuclear ophthalmoplegia. However, Multiple Sclerosis is a more common etiology.  (See References)

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C) Multiple Sclerosis

This answer is correct.


Multiple Sclerosis is the most common cause of bilateral internuclear ophthalmoplegia  (See References)

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D) Infiltrating tumors

This answer is incorrect.


Infiltrating tumors can cause bilateral internuclear ophthalmoplegia. However, Multiple Sclerosis is a more common etiology.  (See References)

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E) Wernicke disease

This answer is incorrect.


Wernicke disease is also a common cause of bilateral internuclear ophthalmoplegia. However, Multiple Sclerosis is a more common etiology.  (See References)

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References:

1. Victor, M., and Ropper, A.H. (2001). Adams and Victor's Principles of Neurology, 7th Edition. McGraw-Hill, New York. Pp. 289.
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adult
INO
Question ID: 2006082301
Question written by J. Douglas Miles, (C) 2006-2009, all rights reserved.
Created: 08/24/2006
Modified: 08/24/2006
Estimated Permutations: 8400

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