Leila Navidi

Mercy Doyle, 6, visits with Tina Lindquist, the program director at Brain Balance Achievement Centers in Henderson on Wednesday, May 23, 2012. Doyle has been diagnosed with the rare neurological disorder Opsoclonus MyoclonusSyndrome.

By Conor Shine (contact)

Thursday, May 24, 2012 | 2 a.m.

Six-year-old Mercy Doyle is like a lot of girls her age.

She loves coloring, swimming and The Little Mermaid. She looks up to her big sister and finds her younger brother kind of annoying.

But to doctors in Nevada and around the country, Mercy is a medical mystery, a child with a unique set of symptoms theyve never seen before.

Mercys medical odyssey began seemingly overnight, her parents say, four years ago during a family vacation to the beach in California.

She kept falling in the sand. She couldnt run around. She was shaky. It was weird, said her father, Kevin Doyle, a worship pastor at Green Valley Christian Center.

Her family rushed back home to Henderson, where Mercy was diagnosed with a viral infection that was attacking her brain. After a few months, her condition seemed to be improving. Then her symptoms worsened again.

Continue reading here:
Prayer for Mercy: Henderson family seeks a cure for 6-year-old's unique condition