A discordant, falsely elevated troponin result was obtained on one patient sample on an advia centaur xp instrument.It is unknown if the discordant result was reported to the physician(s).The sample was initially flagged by the instrument and did not generate a value.The sample was then repeated on the same instrument, resulting falsely high.The sample was repeated on an alternate advia centaur instrument, resulting lower.It is unknown if the corrected result was reported to the physician(s).There are no reports of patient intervention or adverse health consequences due to the discordant, falsely elevated troponin result.
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A siemens customer service engineer (cse) was dispatched to the customer site.After evaluation of the instrument and instrument data, the cse cleaned the luminometer and emptied and cleaned the acid and base reservoirs.Quality controls were run, resulting within range.The cause of the discordant, falsely elevated troponin result is unknown.The instrument is performing according to specifications.No further evaluation of the device is required.
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