ALB and acute kidney injury: International guidelines suggest treating any AKI, in the absence of other overt renal and post-renal causes, with the withdrawal of nephrotoxic drugs (angiotensin-converting-enzyme inhibitors, non-steroidal anti-inflammatory drugs, diuretics) and volume expansion with albumin at the dose of 1 g/kg (with a maximum of 100 g of albumin) over 48 h [40].