EEG Patterns 03

Topic: Physiology

Created on Wednesday, October 10 2007 by jdmiles

Last modified on Wednesday, October 10 2007.

 
        A) This EEG shows a slow background rhythm suggestive of encephalopathy
 
        B) This EEG shows a marked asymmetry, suggestive of a focal dysfunction
 
        C) This EEG shows a 3Hz generalized spike and wave pattern suggestive of absence epilepsy
 
        D) This EEG is normal
 
        E) This EEG shows hypnogogic hypersynchrony
 

 

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This question was created on October 10, 2007 by jdmiles.
This question was last modified on October 10, 2007.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS

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A) This EEG shows a slow background rhythm suggestive of encephalopathy

This answer is incorrect.

This EEG shows slowing during hyperventilation, which is a normal variant.  (See References)

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B) This EEG shows a marked asymmetry, suggestive of a focal dysfunction

This answer is incorrect.

This EEG shows slowing during hyperventilation, which is a normal variant.  No significant asymmetry is seen.  (See References)

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C) This EEG shows a 3Hz generalized spike and wave pattern suggestive of absence epilepsy

This answer is incorrect.

This EEG shows slowing during hyperventilation, which is a normal variant.  No spike and wave pattern is seen  (See References)

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D) This EEG is normal

This answer is correct.

This EEG shows slowing during hyperventilation, which is a normal variant.  (See References)

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E) This EEG shows hypnogogic hypersynchrony

This answer is incorrect.

This EEG shows slowing during hyperventilation, which is a normal variant.  No hypnogogic hypersynchrony is seen.  (See References)

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References:

1. John M. Stern; consulting editor, Jerome Engel, Jr. . Philadelphia : Lippincott Williams & Wilkins, c 2005. (ISBN:0781741246)	Advertising:
2. [edited by] Kerry H. Levin, Hans O. LÚºuders. . Philadelphia : W.B. Saunders, c2000. (ISBN:0721676561)	Advertising:

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physiology
EEG Patterns 03
Question ID: 101007072
Question written by J. Douglas Miles, (C) 2006-2009, all rights reserved.
Created: 10/10/2007
Modified: 10/10/2007
Estimated Permutations: 600