Respiratory virus panel by hologic panther fusion generates false positive hmpv results especially if strong rhinovirus result.We started using test in (b)(6) 2021.In 3 months, we have reported the problem multiple times to hologic, without resolution.It leads to frequent retesting, manual corrections, retesting on other platforms.All but one of the hmpv positives (i.E.38 of 39) have been false positives.We think it is an instrument issue, as older instruments on which the test was fda cleared, do not see this problem.Fda safety report id# (b)(4).
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