How is tx of retroperitoneal hemorrhage?

Obtain large-bore IV access Type and cross 6 U packed red blood cells Normalize coagulation factors Patients with spontaneous retroperitoneal hemorrhage and blunt zone-3 injuries with falling hematocrit should have angiogram with focal embolization Surgery : - All zone-1 injuries - Penetrating zone-2 injuries - Blunt zone-2 injuries with expanding hematoma - Penetrating zone-3 injuries, and evidence of femoral nerve palsy