Mode of Inheritance of Progressive loss of vision! - USMLE Forums
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Old 09-26-2013
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Eye Mode of Inheritance of Progressive loss of vision!

An 18 year old patient presents to the ER with acute onset of vision loss. Fundus examination shows edematous appearance of the macula, further test reveal loss of color and a central scotoma. A view weeks later the patient looses vision on the other eye as well.
What is the mode of inheritance of this disease ?

a) autosomal dominant
b) autosomal recessive
c) x-linked dominant
d) x-linked recessive
e) mitochondrial
f) none of the above mentioned
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  #2  
Old 09-27-2013
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Quote:
Originally Posted by Curacao View Post
An 18 year old patient presents to the ER with acute onset of vision loss. Fundus examination shows edematous appearance of the macula, further test reveal loss of color and a central scotoma. A view weeks later the patient looses vision on the other eye as well.
What is the mode of inheritance of this disease ?

a) autosomal dominant
b) autosomal recessive
c) x-linked dominant
d) x-linked recessive
e) mitochondrial
f) none of the above mentioned
e) mitochondrial inheritance : Leber hereditary optic neuropathy
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  #3  
Old 09-27-2013
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anyone else?
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  #4  
Old 09-27-2013
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Yess it is e
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  #5  
Old 09-27-2013
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it is e...

see USMLERx and also Goljan 4th edition
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