Hello Brandyanne and WELCOME to Neurotalk!!!
I have never heard of MSUD but did a little searching and found a few sites that may be of interest to you.
First here is our Children's Health forum:
http://neurotalk.psychcentral.com/forum9.html
Genetics Science Learning Center @ The University of Utah
http://learn.genetics.utah.edu/conte...hataregd/msud/
Pub Med Health
http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0001411/
Please feel free to roam around and join in anywhere here at Neurotalk.

Abbie
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My avatar pic is my beautiful
niece Ashley!
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Rest in Peace
3/8/90 ~~ 4/2/12