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Cerebrovascular Anatomy 04

Topic: Anatomy

Created on Saturday, October 13 2007 by jdmiles

Last modified on Thursday, March 28 2024.


In the fluoroscopic study shown above, what is the structure indicated by the giant red arrow?

 
        A) Torcula
 
        B) M1 segment of the left middle cerebral artery
 
        C) Jugular bulb
 
        D) Transverse sinus
 
        E) Aortic arch
 

 


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This question was created on October 13, 2007 by jdmiles.
This question was last modified on March 28, 2024.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS




A) torcula

This answer is correct.


The arrow in this fluoroscopic study is pointing to the torcula (also called the confluence of sinuses).  (See References)

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B) M1 segment of the left middle cerebral artery

This answer is incorrect.


The arrow in this fluoroscopic study is pointing to the torcula (also called the confluence of sinuses).  (See References)

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C) jugular bulb

This answer is incorrect.


The arrow in this fluoroscopic study is pointing to the torcula (also called the confluence of sinuses).  (See References)

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D) transverse sinus

This answer is incorrect.


The arrow in this fluoroscopic study is pointing to the torcula (also called the confluence of sinuses).  (See References)

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E) aortic arch

This answer is incorrect.


The arrow in this fluoroscopic study is pointing to the torcula (also called the confluence of sinuses).  (See References)

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References:

1. Sandhu, J.S., and Wakhloo, A.K. (2004). Neuroangiographic anatomy and common cerebrovascular diseases. In Bradley, W.G., Daroff, R.B., Fenichel, G.M., and Jankovic, J. (Eds.). Neurology in Clinical Practice, Fourth Edition. Butterworth Heinemann, Philadelphia, pp. 625-643 (ISBN:0750674695).Advertising:
2. Duane E. Haines; special contributions by John A. Lancon; illustrator, M. P. Schenk; photographer, G. W. Armstrong. Neuroanatomy: an atlas of structures, sections, and systems. Philadelphia : Lippincott Williams & Wilkins, c2004. (ISBN:0781746779)Advertising:
3. David L. Felten, Ralph F., Md. Jozefowicz, Frank H., Md. Netter, . Netter's Atlas of Human Neuroscience. ICON Learning Systems (ISBN:1929007167)Advertising:
4. Robert I. Grossman, David M. Yousem. Neuroradiology: the requisites. Philadelphia, Pa. : Mosby, c2003. (ISBN:032300508X)Advertising:
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anatomy
Cerebrovascular Anatomy 04
Question ID: 10130701
Question written by J. Douglas Miles, (C) 2006-2009, all rights reserved.
Created: 10/13/2007
Modified: 03/28/2024
Estimated Permutations: 0

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