Conductive hearing loss.

John R. Gaughen, Jr., M.D.

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Abstract: 

17 year-old presents with unilateral conductive hearing loss since birth. The first four images show the right middle ear cavity, and the second four images show the left middle ear cavity.

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Question Text 

The images show:
 

Answers
 Answer: Abnormal left incudomalleolar articulation. 
Correct Answer? 
No
Answers
 Answer: Abnormal right incudomalleolar articulation. 
Correct Answer? 
No
Answers
 Answer: Abnormal left incus morphology. 
Correct Answer? 
No
Answers
 Answer: Abnormal right incus morphology. 
Correct Answer? 
Yes
Answers
 Answer: Normal ossicular morphology bilaterally. 
Correct Answer? 
No
 
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