Vascular Malformations 01

Topic: Behavior

Created on Friday, February 23 2007 by

Last modified on Friday, February 23 2007.

 
        A) Cavernous angiomas rarely become symptomatic.
 
        B) Cavernous angiomas have an initial presentation of focal epilepsy in 1/3 of cases.
 
        C) Capillary telangiectases rarely become symptomatic.
 
        D) Capillary telangiectases are usually incidental findings.
 
        E) Venous angiomas are dilated veins of the superficial or subcortical vasculature.
 

 

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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) cavernous angiomas rarely become symptomatic.

This answer is correct.

The statement, "cavernous angiomas rarely become symptomatic." 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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B) cavernous angiomas have an initial presentation of focal epilepsy in 1/3 of cases.

This answer is incorrect.

The statement, "cavernous angiomas have an initial presentation of focal epilepsy in 1/3 of cases." 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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C) capillary telangiectases rarely become symptomatic.

This answer is incorrect.

The statement, "capillary telangiectases rarely become symptomatic." is true.
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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D) capillary telangiectases are usually incidental findings.

This answer is incorrect.

The statement, "capillary telangiectases are usually incidental findings." is true.
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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E) venous angiomas are dilated veins of the superficial or subcortical vasculature.

This answer is incorrect.

The statement, "venous angiomas are dilated veins of the superficial or subcortical vasculature." is true.
venous angiomas rarely become symptomatic, are similar to varicose veins, and are dilated veins of the superficial or subcortical vasculature.  (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