increased numbers of nerve fibers in the muscularis mucosae and deep lamina propria by s-100 staining were detected in 8 of 8 specimens diagnostic for hirschsprung 's disease by hematoxylin-eosin and acetylcholinesterase stains and in 1 specimen diagnostic for colonic neuronal dysplasia ( a disorder related to hirschsprung 's disease ) .
C0225357
muscularis mucosae
C1179187
lamina propria