Mary Sedgwick, a 48-year-old from Asheville, North Carolina, was a fourth-year medical student when she was diagnosed with bilateral optic neuritis that causes visual impairment and blindness back in 1997. Since then Mary had been slowly losing her vision, and even...

Mary Sedgwick, a 48-year-old from Asheville, North Carolina, was a fourth-year medical student when she was diagnosed with bilateral optic neuritis that causes visual impairment and blindness back in 1997. Since...