Fig. 1From: The utility of the hematoxylin and eosin staining in patients with suspected Hirschsprung disease a Hematoxylin and eosin staining hypertrophic nerve trunk (Auerbach plexus) in the muscularis layer with no ganglion cells (red circle) in suspected Hirschsprung disease (HSCR). Original magnification × 100. b S100 immunohistochemistry showed hypertrophy of nerve trunk and no ganglion cells (arrow) in suspicions of HSCR (× 100)Back to article page