Idiopathic muscular strictures of the sigmoid colon - Gut

330 C. CassanoandA. Torsoli 4', ir Q~~~~~-FIG. 8. Case 2. Intramural ganglia in a transverse section ofthe sigmoid colon (120x) showingthe normal aspectofthenervouscell. the first case, the thickening involvedbothmuscular layers and it appeared to be asymptomatic. Some focal inflammatory changes of the mucosa and submucosa andfurthermore a circumscribed dilata- tion of the wall were noted. ................
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