Arnold!

Topic: Adult

Created on Saturday, November 8 2008 by rednucleus

Last modified on Saturday, November 8 2008.

 
        A) Fenestrated fax
 
        B) Gaping foramen magnum
 
        C) Normal with no defects
 
        D) Calvarial defects
 
        E) Small posterior fossa
 

 

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This question was created on November 08, 2008 by rednucleus.
This question was last modified on November 08, 2008.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS

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A) Fenestrated fax

This answer is incorrect.

Note the age of the patient; this must be Chiari type I; the skull and dura in those patients are typically normal while type II Chiari patients can have calvarial defects, small posterior fossa, gaping foramen magnum, and fenestrated falx.  (See References)

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---

B) Gaping foramen magnum

This answer is incorrect.

Note the age of the patient; this must be Chiari type I; the skull and dura in those patients are typically normal while type II Chiari patients can have calvarial defects, small posterior fossa, gaping foramen magnum, and fenestrated falx.  (See References)

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---

C) Normal with no defects

This answer is correct.

Note the age of the patient; this must be Chiari type I; the skull and dura in those patients are typically normal while type II Chiari patients can have calvarial defects, small posterior fossa, gaping foramen magnum, and fenestrated falx.  (See References)

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---

D) Calvarial defects

This answer is incorrect.

Note the age of the patient; this must be Chiari type I; the skull and dura in those patients are typically normal while type II Chiari patients can have calvarial defects, small posterior fossa, gaping foramen magnum, and fenestrated falx.  (See References)

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---

E) Small posterior fossa

This answer is incorrect.

Note the age of the patient; this must be Chiari type I; the skull and dura in those patients are typically normal while type II Chiari patients can have calvarial defects, small posterior fossa, gaping foramen magnum, and fenestrated falx.  (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. (ISBN:0070674973)

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adult
Arnold!
Question ID: 110808118
Question written by rednucleus. (C) FrontalCortex.com 2006-2009, all rights reserved. Created: 11/08/2008
Modified: 11/08/2008
Estimated Permutations: 120