Causes of constipation in children
- Secondary to fever or dehydration
- mechanical acute intestinal obstruction
- chronic
- surgical
- congenital anal stenosis
- treated imperforate anus
- Hirschsprung’s disease
- neurological
- myelomeningocele and other spinal lesions
- cerebral palsy
- medical
- hypothyroid
- renal tubular acidosis
- lead poisoning
- coeliac disease
- functional
- surgical
Investigations
- abdominal X-Ray (AXR)
- contrast enema – low-small intestinal or large intestinal obstruction
- anomanometry