Former Penn rare disease researcher advocating for herself and others

Dr. Vivian Cheung is a rare disease researcher who lives with a rare disease. Now, the pediatric neurologist is advocating for herself and for the disabled community.

PHILADELPHIA (WPVI) -- Dr. Vivian Cheung is a rare disease researcher who lives with a rare genetic mutation, which impacts her vision and balance.

The diagnosis came in between 2013 and 2016.
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Now, Cheung is a professor of pediatrics at the University of Michigan, and she's advocating for herself and others.

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Rare disease researcher advocating for herself and others