Summary: The aim of this study is to evaluate:~The diagnostic performance of Fractional Excretion of Urea (FEUrea) for the differential diagnosis of acute kidney injury in patients with cirrhosis and ascites presenting to a tertiary care hospital.~The ability of Fractional Excretion of Urea to distinguish between~structural group of acute kidney injury (acute tubular necrosis) versus functional group of ac...

Summary: Liver transplantation is associated with a modification of the perfusion pressures of the abdominal organs (preoperative portal hypertension in connection with liver pathology, and normalization of the perfusion pressures during surgery). This abrupt change in the infusion regime is probably responsible for an alteration in renal function in some patients, and the identification of renal vascular ...