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The implicated product had already expired when a dhr review was performed on 24jul2018, which showed that the presence of the lua antigen was confirmed before product release to market, and all other specifications were deemed acceptable before the product was released.The customer sent scans of two (2) instrument paper reports to immucor technical support for assessment which were dated (b)(6) 2018 (sample (b)(6)) and (b)(6) 2018 (sample (b)(6)).The customer sent three (3) blood samples to the immucor laboratory, from the same patient, for investigation on 19jul2018.The blood sample identification numbers for those three (3) blood samples were (b)(6) (collection date (b)(6) 2018), (b)(6) (collection date (b)(6) 2018) and (b)(6) (collection date (b)(6) 2018).For the blood sample (b)(6) (collection date (b)(6) 2018), a gel card screen was negative, gel card antibody identification was 2+ positive for lua antigen positive red blood cells, capture antibody screen and identification was negative, and known lua antigen positive red blood cells tested on capture-r select (lot number sc561) were negative.For the blood sample (b)(6) (collection date (b)(6) 2018), a gel card screen was 1+ positive with lua antigen positive red blood cells, gel card antibody identification was 2+ positive for lua antigen positive red blood cells, capture antibody identification with id (b)(6) was positive (well number 4), and known lua antigen positive red blood cells tested on capture-r select (lot number sc561) were negative.The lot number of indicator cells used was 221096.For the blood sample (b)(6) (collection date (b)(6) 2018), a gel card screen was 1+ positive with lua antigen positive red blood cells, gel card antibody identification was 2+ positive for lua antigen positive red blood cells, and capture antibody identification with id (b)(6) and also capture antibody screen were negative.The lot number of indicator cells used was 221116.(b)(4).
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