Pathology All are true about Hirschsprung disease Except A Absence of ganglion cells within the affected segment B Hirschsprung disease typically presents with a failure to pass meconium in the immediate postnatal period. C The rectum is never affected D Dilation proximal to the affected segment. 💡 Explanation All are true about Hirschsprung disease Except ✓ Correct Answer: C. The rectum is never affected