we determined the serum concentration of the c-terminal propeptide of type i procollagen ( pcoll-i-c ) in 60 children and adolescents ( ages 4 to 17 years ) with inflammatory bowel disease ( 24 ulcerative colitis , 36 crohn disease ) and in seven children ( ages 2 to 15 years ) with nongastrointestinal disease ( asthma ) during varying regimens of corticosteroid therapy .
C0021390
inflammatory bowel disease
C0010346
crohn disease