Figure 1From: The association of mast cells and serotonin in children with chronic abdominal pain of unknown etiologySelf-reported abdominal pain scores. Self-reported abdominal pain scores were dependent on the phenotype of non-inflammatory or inflammatory. A. At baseline there is no significant difference of self-reported abdominal pain between groups. B. At follow-up patients with inflamed biopsies reported lower pain scores. C. Patients with non-inflamed biopsies had less change at baseline compared to follow-up self reported pain scores.Back to article page