case_images: PMC9975777_01
case_images: Endoscopic image during EGD showing a circumferential pink-whitish nodular appearance at the duodenum (D1/D2). EGD: esophagogastoduodenoscopy
case_images: cureus-0015-00000034363-i01.jpg
case_images: PMC9975777_01_cureus-0015-00000034363-i01.jpg
case_images: FIG1
case_images: EGD findings showed a diffused circumferential pink-whitish nodular appearance in part 1 until part 2 of the duodenum (Figure 1).
case_images: Lymphoid hyperplasia with a well-defined germinal center in the lamina propria
case_images: cureus-0015-00000034363-i02.jpg
case_images: PMC9975777_01_cureus-0015-00000034363-i02.jpg
case_images: FIG2
case_images: Histopathology findings of duodenal nodules showed a blunting of the villous surface and the presence of lymphoid follicles with well-formed germinal centers located in the lamina propria (Figure 2).