Functional constipation in children: What physicians should know

Figure 3 Accumulation of fecal mass in the rectum causes rectal wall distension and fecal soiling. A: Normal stool; B: Massive stool are retained in the rectum from withholding behavior; C: Liquid stool can leak out the anus or fecal soiling. A-C: Citation: Palittiya Sintusek. Chronic constipation. In: Supapitiporn K, editor. Pediatric practice: simple&applicable. Bangkok: Chulalongkorn University, 2021: 96. Copyright ©The Authors 2017. Published by Department of Pediatrics, Chulalongkorn University. The authors have obtained the permission for figure using from Department of Pediatrics, Chulalongkorn University (Supplementary material).