A (b)(6) patient undergoing extracorporeal photopheresis (ecp) treatment.During the procedure, the rn heard sound similar to something coming loose followed immediately by an alarm indicated a centrifuge leak.Rn immediately clamped both lines of patient's central venous catheter.Another alarm occurred, "system pressure alarm." rn and physician noted the tubing filled with patient's blood had leaked, resulting in blood splattering throughout centrifuge chamber.Upon further inspection, drive tube noted to have a crack present.Another area of drive tube was noted to be irregular in appearance.Patient impact: procedure aborted, patient unable to receive ecp treatment.Blood loss of 400-450 cc requiring transfusion.Patient and parent anxiety.
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