Exam: Surgical Gastrointestinal Disorders in Children: Infantile Hypertrophic Pyloric Stenosis, Duodenal Atresia, Intussusception, Hirschsprung Disease in Paediatrics
30:00
7
A newborn fails to pass meconium within the first 48 hours of life and develops progressive abdominal distension with bilious vomiting. Hirschsprung disease is suspected. What is the gold standard diagnostic test?