384 DISEASES OF THE GASTRO-INTESTINAL TRACT. 



Fi. 175. 



Suppurative appendicitis, abscess of appendicular wall, perforation, localized sup- 

 purative peritonitis; 2, ruptured abscess of wall ; 3, extension of a suppurative 

 focus (Museum, Carnegie Laboratory). 



Sloughs of varying depth and sometimes of very considerable 

 size may form, and, on separating, leave behind ragged ulcers. 



