The MCDAI strongly predicted the PGA and correlated with a validated measure of quality of life. Several symptoms in addition to diarrhoea are associated with disease severity in MC.

No abstract

Patients with microscopic colitis frequently meet the diagnostic criteria for IBS. Therefore, these criteria are not specific enough to exclude the presence of microscopic colitis. In patients with watery diarrhea, colonoscopy with mucosal biopsies should be performed if symptoms are not controlled by antidiarrheal medications.