The customer reported to terumo bct customer support that during a continuous mononuclear cell collection (cmnc) procedure the patient experienced hives, facial swelling and difficulty breathing.On-site ems was notified and the "patient's" vitals were monitored.Not on site, but customer reported that per the report from the patient's urology office the patient was given iv benadryl in the emergency department prior to being discharged home.The collection set is not available for return because it was discarded by the customer.
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This report is being filed to provide additional information in h.6 and h.10.Investigation: a disposable complaint history search was performed for this lot and found no reports for similar issues on this lot.According to therapeutic apheresis: a physician's handbook, adverse events occur during therapeutic procedures with a frequency of 4.8%.Symptoms of these allergic reactions may include hives, dyspnea, wheezing, burning eyes, tachycardia, hypotension, and or facial swelling and flushing.Mild reactions can be treated with diphenhydramine administered through an iv.A review of the device history record (dhr) for this unit showed no irregularities during manufacturing that were relevant to this issue.Root cause: a root cause assessment was performed for the allergic reactions.Based on the available information a definitive root cause could not be determined but it is likely due to one or a combination of the possible causes listed below: * hypersensitivity to the ethylene oxide used to sterilize the disposable set.* hypersensitivity to the components inside the disposable set.* patient's underlying disease state or sensitivity to the apheresis procedure.
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The customer reported to terumo bct customer support that during a continuous mononuclear cell collection (cmnc) procedure the patient experienced hives, facial swelling and difficulty breathing.On-site ems was notified and the patients vitals were monitored.Not on site, but customer reported that per the report from the patient's urology office the patient was given iv benadryl in the emergency department prior to being discharged home.The collection set is not available for return because it was discarded by the customer.
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