PMC2938987_01
Microscopy of the perforation's edge showing normal mucosa with hemorrhage in submucosa, and normal muscular layer. There is no necrosis and the vessels are patent. The inflammatory changes in the serosal layer are consistent with peritonitis. Hematoxylin & Eosin, x 44.
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fig1
No changes suggestive for ischemia or any other pathology were noted (Figure 1).