Gallstone ileus, clinical presentation, diagnostic and treatment approach

Figure 2 Ultrasound findings in a patient with gallstone ileus. A: Hyperechoic images without acoustic shadow in a non-dilated common bile duct, suggestive of air in the bile duct (arrow). Right portal vein was identified by Doppler US; B: US showing hyperechoic images without acoustic shadow in a collapsed gallbladder (arrow) and duodenum, suggestive of endoluminal air (short arrow). Liver parenchyma (arrowhead); C: Fluid-filled dilated proximal jejunum bowel loop (arrowhead). US: Ultrasound.