Plasmapheresis has been ordered for the patient diagnosed with glomerulonephritis. Before the procedure, the patient correctly reports that the procedure will help her when she states that it will:
a. "Identify specific organisms causing my disease."
b. "Remove autoantibodies causing the dis-ease."
c. "Clear the tubules of the nephron for bet-ter filtration."
d. "Cause vasodilation and reduce hyperten-sion."
A
Plasmapheresis a therapy used in autoimmune disorders, such as acute glomerulonephritis or myasthenia gravis. It removes the autoantibodies causing the disease. This procedure can be done at the bedside by a trained technician with specialized equipment. The patient's blood is accessed through a shunt or a central intravenous catheter and the blood components are separated from the plasma by filtration or centrifuge. Then the cellular components are returned to the patient and the plasma is replaced with a fluid such as normal saline or albumin.
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