Description of Event or Problem · 1
THE CUSTOMER STATES THAT ERRONEOUS CD4000 PLATELET RESULTS OF 40,400/UL AND 36,100/UL WERE REPORTED ON THE DAY OF THE EVENT CAUSING A DELAY IN PLATELET TRANSFUSION FOR A PATIENT. NO VERIFICATION OF RESULTS WERE PERFORMED. THE CUSTOMER STATES THAT A SMEAR WAS REVIEWED, BUT DUE TO TECHNICIAN ERROR, A PLATELET ESTIMATE WAS NOT PERFORMED. ON THE FOLLOWING DAY, CD4000 PLATELET RESULTS OF 37,900/UL AND 24,800/UL WERE REPORTED ON THE PATIENT AND WERE CORRECTED TWO HOURES LATER TO 4,000/UL AND 3,000/UL AFTER SMEAR ESTIMATE WAS PERFORMED. CD3500 PLATELET RESULT WAS 5,400/UL. THE PATIENT WAS GIVEN 20 UNITS OF PLATELETS AND WAS TAKEN TO SURGERY. INTRACRANIAL BLEEDING WAS DETERMINED. THE PATIENT'S PLATELET COUNTS FOLLOWING PLATELET TRANSFUSION WERE 148,000/UL AND 288,000/UL ON CD3500 CONFIRMED BY SMEAR ESTIMATES. THE PATIENT EXPIRED ON 6/30/02.