USMLE Forum Archives - USMLE Step 1 - lep2
lep2
babbu5508 - 04-30-11 23:49
What is the pattern of inheritance for this child's disorder?
/ A. Autosomal dominant
/ B. Autosomal recessive
/ C. Sporadic
/ D. X-Iinked recessive
/ E. X-Iinked dominant
babbu5508 - 04-30-11 23:49
What is the pattern of inheritance for this child's disorder?
/ A. Autosomal dominant
/ B. Autosomal recessive
/ C. Sporadic
/ D. X-Iinked recessive
/ E. X-Iinked dominant
The correct answer and explanation will be available after you answer.
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#2
Re: lep2
babbu5508 - 05-15-11 01:12 My answer is: d.
The correct answer is D. Duchenne muscular dystrophy is inherited in a X-linked recessive pattern. The history indicates that he has a brother with the condition. Neither parent has the condition since patients only live until about 20 years old
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