Gastric submucosal lesion caused by an embedded fish bone: A case report

Figure 1 Findings from endoscopy and a computed tomography scan during the diagnostic process and endoscopic treatment. A: Endoscopy revealed an elevated lesion in the gastric antrum (blue arrow); B: Endoscopic ultrasonography showing a hypoechoic mass in the posterior wall of the gastric antrum (orange arrow); C: Abdominal computed tomography (CT) scan showing a hyperdense linear structure in the gastric antrum wall (blue arrow), CT value: 968 HU; D: During endoscopic surgery, an L-shape fish bone was removed from the lesion.