The nurse notes that a patient with full thickness burns has an increase in hematocrit level.What should the nurse realize is causing this change in laboratory value?

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A burn is followed by an initial decrease in cardiac output,which is further compromised by the loss of circulating plasma volume.In the first 48 hours after a burn,fluid shifts lead to hypovolemia and,if untreated,hypovolemic shock.Loss of intravascular fluid causes a relative increase in hematocrit.B.C.D.The increase in hematocrit level is not caused by destruction of red blood cells,increased function of platelets,or migration of white blood cells.

The Nurse Notes That a Patient with Full Thickness Burns