Cerebrovascular Anatomy 1
Topic: Anatomy
Created on Friday, August 24 2007 by jdmiles
Last modified on Friday, August 24 2007.
A) CT of a stroke in the territory of right PCA B) CT of a stroke in the territory of left PCA C) MRI diffusionweighted image of a stroke in the territory of left PCA D) MRI diffusionweighted image of a stroke in the territory of right PCA E) CT of a stroke in the territory of right PICA
This question was created on August 24, 2007 by jdmiles.
This question was last modified on August 24, 2007.
ANSWERS AND EXPLANATIONS
A) CT of a stroke in the territory of right PCA
This answer is incorrect.
This is an MRI diffusion weighted image. The bright area represents diffusion restriction, which can be seen in acute stroke. The area of diffusion restriction corresponds to the right posterior cerebral artery (PCA) territory. (
See References)

  
  
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B) CT of a stroke in the territory of left PCA
This answer is incorrect.
This is an MRI diffusion weighted image. The bright area represents diffusion restriction, which can be seen in acute stroke. The area of diffusion restriction corresponds to the right posterior cerebral artery (PCA) territory. (
See References)

  
  
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C) MRI diffusionweighted image of a stroke in the territory of left PCA
This answer is incorrect.
This is an MRI diffusion weighted image. The bright area represents diffusion restriction, which can be seen in acute stroke. The area of diffusion restriction corresponds to the right posterior cerebral artery (PCA) territory. The stroke in this image is on the right, not the left. (
See References)

  
  
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D) MRI diffusionweighted image of a stroke in the territory of right PCA
This answer is correct.
This is an MRI diffusion weighted image. The bright area represents diffusion restriction, which can be seen in acute stroke. The area of diffusion restriction corresponds to the right posterior cerebral artery (PCA) territory. (
See References)

  
  
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E) CT of a stroke in the territory of right PICA
This answer is incorrect.
This is an MRI diffusion weighted image. The bright area represents diffusion restriction, which can be seen in acute stroke. The area of diffusion restriction corresponds to the right posterior cerebral artery (PCA) territory. (
See References)

  
  
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References:
1. Nolte, J. (1993). The Human Brain: An Introduction to Its Functional Anatomy. Mosby, St. Louis.  

  
  
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anatomy
Cerebrovascular Anatomy 1
Question ID: 082407028
Question written by J. Douglas Miles, (C) 20062009, all rights reserved.
Created: 08/24/2007
Modified: 08/24/2007
Estimated Permutations: 163800