Hayley Lairmore's mystery illness began on her 14th birthday last year when she threw up after a fun-filled day at Disney World. For nine months as it went undiagnosed, she dropped out of school, disengaged from life and dwindled to 70 pounds.
"At first we thought maybe it was too much junk food or possibly the flu, but the throwing up continued," said her mother, Christine Lairmore of Arrowhead Lake, California. "If she tried to eat, it came right back up.
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