@JenJenJenJen There are colleges that pride themselves on catering (for lack of a better word) to students with different types of disabilities. If she is applying to one of them, I might highlight it in the app. Otherwise, I agree with @itsgettingreal17 and wouldn’t mention it.
http://www.collegemagazine.com/top-10-accommodating-schools-students-learning-disabilities/
http://www.bestcollegesonline.com/blog/20-incredible-colleges-for-special-needs-students/
http://www.collegechoice.net/50-best-disability-friendly-colleges-and-universities/