Fig. 2. Initial approach of patients with chronic constipation. *Physiological test can be considered earlier in cases of strongly suspected defecatory disorders in digital rectal examination (DRE). DD, dyssynergic defecation. **Patients who have failed to respond to treatment with available laxatives (for a minimum of 12 weeks and under a recommended therapeutic regimen).
© J Neurogastroenterol Motil
