Colonic biopsy with evidence of ganglion cells of the submucosal plexus (Meissner's plexus) and the myenteric plexus (Auerbach's plexus). No evidence of specific granulomas. No evidence of atypia or malignancy. Picture is consistent with ganglionic segment.
Suspected Hirschsprung's disease.
One soft tissue fragment measured 1.4x0.7x0.4 cm, totally embedded.
Proximal colon, Biopsy: