Endoscopic ultrasound-guided tissue acquisition for the diagnosis of focal liver lesion

Figure 1 Endoscopic ultrasound. A and B: Endoscopic ultrasound view of a right lobe hepatocarcinoma. Large hyperechoic tumor mass with halo segments V-VIII (A), Ultrasound elastography showing high strain ration predicting malignant character of the lesion (B); C: Endoscopic ultrasound guided fine needle biopsy from a left lobe hepatocarcinoma in a patient with liver cirrhosis; D and E: Endoscopic ultrasound view of a left lobe cholangiocarcinoma. Large inhomogeneous tumor mass with intratumoral left bile duct dilatations (D); Endoscopic ultrasound guided fine needle aspiration from the tumor mass (E).