Vascular Malformations 01

Topic: Behavior

Created on Friday, February 23 2007 by

Last modified on Friday, February 23 2007.

 
        A) Capillary telangiectases are associated with a 2%-4% annual risk of acute hemorrhage.
 
        B) Capillary telangiectases is a mass of thick-walled blood vessels of varying caliber.
 
        C) Cavernous angiomas are associated with a 1% annual risk of acute hemorrhage.
 
        D) Cavernous angiomas are similar to varicose veins.
 
        E) Capillary telangiectases have an initial presentation of cerebral hemorrhage in 50% of cases.
 

 

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This question was created on February 23, 2007 by .
This question was last modified on February 23, 2007.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS

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A) capillary telangiectases are associated with a 2%-4% annual risk of acute hemorrhage.

This answer is incorrect.

The statement, "capillary telangiectases are associated with a 2%-4% annual risk of acute hemorrhage." is false.
capillary telangiectases rarely become symptomatic, consist of dilated capillaries separated by normal brain tissue, and are usually incidental findings.  (See References)

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B) capillary telangiectases is a mass of thick-walled blood vessels of varying caliber.

This answer is incorrect.

The statement, "capillary telangiectases is a mass of thick-walled blood vessels of varying caliber." is false.
capillary telangiectases rarely become symptomatic, consist of dilated capillaries separated by normal brain tissue, and are usually incidental findings.  (See References)

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C) cavernous angiomas are associated with a 1% annual risk of acute hemorrhage.

This answer is correct.

The statement, "cavernous angiomas are associated with a 1% annual risk of acute hemorrhage." is true.
cavernous angiomas have an initial presentation of focal epilepsy in 1/3 of cases, are abnormal collections of thin-walled vessels without intervening brain tissue, and are associated with a 1% annual risk of acute hemorrhage.  (See References)

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D) cavernous angiomas are similar to varicose veins.

This answer is incorrect.

The statement, "cavernous angiomas are similar to varicose veins." is false.
cavernous angiomas have an initial presentation of focal epilepsy in 1/3 of cases, are abnormal collections of thin-walled vessels without intervening brain tissue, and are associated with a 1% annual risk of acute hemorrhage.  (See References)

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E) capillary telangiectases have an initial presentation of cerebral hemorrhage in 50% of cases.

This answer is incorrect.

The statement, "capillary telangiectases have an initial presentation of cerebral hemorrhage in 50% of cases." is false.
capillary telangiectases rarely become symptomatic, consist of dilated capillaries separated by normal brain tissue, and are usually incidental findings.  (See References)

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References:

1. Prayson, R.A., and Goldblum, J.R. (Eds.) (2005). Neuropathology. Elsevier, Philadelphia.

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behavior
Vascular Malformations 01
Question ID: 02230701
Question written by . (C) FrontalCortex.com 2006-2009, all rights reserved. Created: 02/23/2007
Modified: 02/23/2007
Estimated Permutations: 0