Inclusion Criteria:  Adults over 18 years of age who are undergoing EUS procedures. Subjects with history of chronic liver disease, advanced fibrosis or cirrhosis Subjects without any history of chronic liver disease Subjects who underwent MR elastography within six (6) months of enrollment will be eligible to participate in the study. Subjects able to give appropriate consent to the study or have an appropriate representative to do so.  Exclusion Criteria:  Subjects who may have MRI-incompatible metal implants/devices. Subjects with severe claustrophobia who may not tolerate MR elastography.