Inclusion Criteria:  Cirrhosis diagnosis by combination of clinical, laboratorial, endoscopic and imaging Age over 18 years old Acute kidney injury (defined by ICA-AKI criteria) Agreement to participate in the study  Exclusion Criteria:  Shock/CCF Age less than 18yrs • Underwent renal replacement therapy within the last 6 week prior to evaluation Prior kidney or liver transplantation Confirmed pregnancy Established CKD Congestive cardiac failure Patients who have taken diuretics in the last 48 hours