Immunothrombosis With Septic Shock Undergoing Renal Replacement Therapy With the OXIRIS Membrane

The PRISMAFLEX® or PRISMAX® control unit (pre- and post-dilution with a prescribed treatment dose \> 25 ml/kg/h) with regional citrate anticoagulation and a substitution solution by PHOXILLUM will be used regardless of the type of membrane used (the oXiris membrane and the HF 1400 membrane), also as part of routine care provided in the ICU.