case_images: PMC8381456_01
case_images: Demonstrates the gastric mucosa, lamina propria is expanded with lymphoplasmacytic
  infiltrates (40x).
case_images: 10.1177_23247096211040657-fig1.jpg
case_images: PMC8381456_01_10.1177_23247096211040657-fig1.jpg
case_images: fig1-23247096211040657
case_images: Figures 1 and 2. Further antibody testing was performed and was found to be positive for CD20 in the follicles, CD38 and CD138 in the lamina propria, as well as kappa and lambda positive as seen in Figures 3 and 4.
case_images: Demonstrates the gastric mucosa, lamina propria is expanded with lymphoplasmacytic
  infiltrates (200x).
case_images: 10.1177_23247096211040657-fig2.jpg
case_images: PMC8381456_01_10.1177_23247096211040657-fig2.jpg
case_images: fig2-23247096211040657
case_images: Figures 1 and 2. Further antibody testing was performed and was found to be positive for CD20 in the follicles, CD38 and CD138 in the lamina propria, as well as kappa and lambda positive as seen in Figures 3 and 4.
case_images: Demonstrates the predominant plasma cells highlighted by CD138 immunostain.
case_images: 10.1177_23247096211040657-fig3.jpg
case_images: PMC8381456_01_10.1177_23247096211040657-fig3.jpg
case_images: fig3-23247096211040657
case_images: Figures 1 and 2. Further antibody testing was performed and was found to be positive for CD20 in the follicles, CD38 and CD138 in the lamina propria, as well as kappa and lambda positive as seen in Figures 3 and 4.
case_images: Plasma cells are highlighted by both kappa and lambda immunostains, implying gastric
  plasmacytosis.
case_images: 10.1177_23247096211040657-fig4.jpg
case_images: PMC8381456_01_10.1177_23247096211040657-fig4.jpg
case_images: fig4-23247096211040657
case_images: Figures 1 and 2. Further antibody testing was performed and was found to be positive for CD20 in the follicles, CD38 and CD138 in the lamina propria, as well as kappa and lambda positive as seen in Figures 3 and 4.