The customer reported falsely depressed architect co2 results for four patients.The customer alleges having to issue about 500 corrected co2 reports.However, no data is available for this allegation.The customer did provide information for four patients: pt#1 (b)(6): initial = 16 mmol/l, repeat = 22 mmol/l; pt# 2: (b)(6)initial = 20 mmol/l, repeat = 27 mmol/l; pt#3: (b)(6): initial = 14 mmol/l, repeat = 25 mmol/l; pt#4: (b)(6): initial = 16 mmol/l, repeat = 25 mmol/l (normal range: 20-29 mmol/l).There was no impact to patient management reported.
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The evaluation of the customers issue included a review of tickets for carbon dioxide (co2) ln 3l80 lot 56883uq02, and trending review.The ticket review determined that there is normal complaint activity for this lot.The trending review determined no trend for falsely depressed results for the product.A review of the manufacturing documentation did not identify any issues associated with the customer's observation.A review of the product labeling concluded that the issue is sufficiently addressed.Return testing was not completed as returns were not available.Data was provided fregarding the patient sample where the sample was retested by thecustimer, and acceptable results were produced.Based on all available information, no product deficiency was identified.
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