PMC3872384_01
Chest (a) and abdominal (b) radiography revealed free air under bilateral diaphragms.
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Chest and abdominal radiography revealed free air under bilateral diaphragms, suggesting intestinal perforation (Figures 1(a) and 1(b)).
Abdominal computed tomography revealed the presence of ascites, free air in the abdominal cavity, and hard stools in the left-sided colon ((a), (b)).
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Abdominal computed tomography (CT) revealed the presence of ascites, free air in the abdominal cavity, and the retention of hard stools in the left-sided colon (Figures 2(a) and 2(b)).
Surgical findings revealed a perforated site in the descending colon surrounded with hard stools ((a), (b)).
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Surgical findings (Figures 3(a) and 3(b)) revealed a 55 x 22 mm perforated site in the middle of the descending colon surrounded with hard stools.
Several basophilic polygonal crystalline materials were found on hematoxylin and eosin staining (a), and crystalline materials were negative on PAS (b), Ziehl-Neelsen (c), and Congo-red stains (d).
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CPS with this perforation (Figure 4(a)). Crystalline materials were negative for PAS, Ziehl-Neelsen, and Congo-red stains (Figures 4(b), 4(c), and 4(d)).