Submucous colon lipoma: A case report and review of the literature

Figure 1 A: The preoperative examination: Colonoscopy showed a yellowish hemispherical tumor at the site of ascending colon. The overlying mucosa was smooth, and the lesion was soft and compressible; B: The preoperative examination: Barium enema revealed an ovoid filling defect with smooth border at the proximal area of colon hepatic flexture; C: The preoperative examination: CT scan found a pedunculated neoplasm protruding into the lumen at the site of ascending colon with sharp margin and soft tissue density.