The Korean Journal of Gastroenterology :eISSN 2233-6869 / pISSN 1598-9992

 

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Fig. 2. (A) Histopathology findings of the endoscopic biopsy specimen showing heavy neutrophil infiltration in the esophageal mucosa and capillary proliferation suggesting vasculitis (H&E, x400). (B) Acid-fast bacillus special stain shows a negative result (Acid-fast stain, x200). (C) Immunohistochemistry assay for cytomegalovirus shows a negative result (Immunohistochemistry, x100).
Korean J Gastroenterol 2020;76:337~339 https://doi.org/10.4166/kjg.2020.149
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