Variability in stool symptoms in youth with abdominal pain‐associated disorders of gut–brain interaction

We found significant heterogeneity regarding changes in pain with bowel movements in IBS including the direction of change, degree of change and frequency of change. Increase in pain with stools appears to be a better fit with the other cardinal symptoms of IBS than is decreased pain with stooling. Nocturnal stooling was not uncommon in AP-DGBI and may be associated with low-grade eosinophilia in some patients.