Stool Incontinence in Children (Encopresis) By Matthew D Di Guglielmo, MD, PhD, Sidney Kimmel Medical College at Thomas Jefferson University Reviewed / Revised Jan 2023 View Patient Education Etiology Pathophysiology Diagnosis Treatment Key Points More Information Topic Resources Treatment of Constipation... Stool incontinence is the voluntary or involuntary passage of stool in inappropriate places in children > 4 years of age (or developmental equivalent) who do not have an organic defect or illness with the exception of constipation.