Spontaneous expulsion of a duodenal lipoma after endoscopic biopsy: A case report

Figure 2 Follow-up endoscopic view of the lesion. A and B: 12 d after the biopsy, the lipoma was spontaneously expelled, with red scar and inflammatory mucosa residue in situ of the lesion; C-E: Follow-up endoscopic ultrasonography after 2 mo revealed that the in situ mucosa was smooth, and the former lesion no longer existed in the surrounding duodenal wall or periduodenal papilla region.