PMC9381359_01
Necrotic Meckel's diverticulum obstructing the ileum (blue arrow). Thrombosis in the mesenteric vessel (yellow arrow). Dilated necrotic small intestine signed by a white arrow.
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Fig. 1A ). Furthermore, another 100 cm dilated small bowel proximal to the diverticulum was found necrotic and required resection ( Fig. 1B ).
Necrosis of the vessel wall with neutrophilic infiltration was so severe in some areas that vascular structures were barely recognizable: Vasculitis in the intestinal submucosa and fibrinoid necrosis in the vascular wall can be seen (
A
, hematoxylin and eosin staining, 100x zoom). Vasculitis seen in the submucosa of the gangrenous inflamed Meckel's diverticulum. Neutrophile granulocytes and fibrinoid necrosis deposits in the vascular wall (
B
, hematoxylinand eosin staining, 100x zoom).
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Necrosis of the vessel wall with neutrophilic infiltration was significant and severe in some areas that the vascular structures were barely recognizable ( Fig. 2A ). Similar features were seen on the diverticulum ( Fig. 2B ).