At 12, He Had Stopped Growing. The Reason Was a Surprise.

The disease, which is believed to result from an interplay between genetics and the environment, can look different in children and adolescents, said Sabina Ali, a pediatric gastroenterologist who has treated Evan since 2013. Pediatric patients sometimes don’t have the classic symptoms seen in adults with Crohn’s — chiefly, severe cramps and frequent diarrhea — which can mislead doctors.

"At 12, He Had Stopped Growing. The Reason Was a Surprise." is from the February 06, 2017 Health & Science section of The Washington Post. It was written by Sandra G. Boodman and narrated by Sam Scholl.