The customer reported that a patient had a citrate reaction during a therapeutic plasma exchange (tpe) procedure.There was an immediate patient reaction of cold, tingly and chest discomfort.The procedure was paused, and the lines were left open to keep access.It was then discovered that the operator had switched the anticoagulant citrate dextrose solution(acda) and saline lines during set up.Once the error was recognized the symptoms subsided quickly.The cardiac physician ordered an electrocardiograph for the patient.The symptoms subsided quickly.A new tubing set and fluids were set up and the procedure was completed without further incident.The patient id, age, and weight are not available at this time.The disposable kit is not available for return, because it was discarded by the customer.
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Investigation: a review of the device history record (dhr) for this unit showed no irregularities during manufacturing that were relevant to this issue.Per the therapeutic apheresis handbook: a physician's reference, 2nd edition, first time procedure patients reactions may occur in approximately 4.8% of procedures, and 1.2% of procedure patients experience reactions to citrate, based on the results of a survey of therapeutic procedures.Of these reactions, most were mild and well tolerated.According to the spectra optia¿s essentials guide, the optia system has many safety features.However, a patient reaction can occur rapidly.Therefore, it is imperative that the operator monitor the patient and the system throughout the procedure.Root cause: this disposable set was unavailable for specific root cause analysis.Based on information provided by the customer, the operator switched the acda and saline lines which resulted in the patient citrate reaction.Correction: during customer follow-up, the customer stated that they completed an internal investigation and the operator was re-trained.
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