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28 July 2020: Articles

Surgical Management of Giant Colonic Diverticulum Presenting After Laparoscopic Lavage for Diverticular Perforation and Sepsis

Unusual or unexpected effect of treatment, Rare disease

Jonathan R. Chino B* , Constanze S. Rayhrer B , Brad D. Barrows C , Michael M. Salehpour B

DOI: 10.12659/AJCR.923457

Am J Case Rep 2020; 21:e923457

Figure 3. Giant diverticulum histology, Case 2. (A) Gross image of open colon with diverticulum (A). Fibrotic wall of giant diverticulum (40×) (B). Immunohistochemical stain for smooth muscle (desmin) demonstrating absence of muscularis mucosae and muscularis propria (40×) (C). Higher-power representative image of the diverticulum mucosal surface showing acute inflammation, granulation tissue, and absence of epithelium (200×) (D). H&E (E) and corresponding desmin immunohistochemical stain (F) demonstrating an abrupt end of muscularis propria at the transition point into the fibrotic wall of the diverticulum (40×). Features compatible with Type 2 giant diverticulum (inflammatory type).

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American Journal of Case Reports eISSN: 1941-5923
American Journal of Case Reports eISSN: 1941-5923