Practical approach to linear endoscopic ultrasound examination of the gallbladder

Figure 1 Gallbladder normal anatomy.

Figure 2 Comparison of gallbladder wall layers and endoscopic ultrasound findings. EUS: Endoscopic ultrasound.

Figure 3 Fish-eye appearance of the umbilical portion of the left portal vein. A: Diagram of the umbilical portion of the left portal vein; B: Endoscopic ultrasound view which shows Fish-eye appearance of the umbilical portion of the left portal vein. LPV: Left portal vein; MHV: Middle hepatic vein; IVb: Segment 4b of the liver.

Figure 4 Liver hilum view from the gastric fundus. A: Diagram of the anatomical location of main portal vein at the liver hilum; B: Endoscopic ultrasound view of the main portal vein at the liver hilum. PV: Portal vein.

Figure 5 View of segment V of the liver and the gallbladder from the gastric fundus. A: Diagram of the gallbladder as seen from the gastric fundus; B: Endoscopic ultrasound view of the gallbladder as seen from the gastric fundus. GB: Gallbladder.

Figure 6 Biliary gravel are seen from the duodenal bulb. A: Diagram of the gallbladder view from the duodenal bulb; B: Endoscopic ultrasound view of the gallbladder gravel, less than 3 mm in diameter. GB: Gallbladder.

Figure 7 Gall bladder small stones with posterior shadowing, 3-5 mm in diameter.

Figure 8 Gall bladder malignant mass.

Figure 9 Inflammatory diffuse gallbladder wall thickening with well differentiated wall layers.