It was reported that during continuous veno-venous hemodiafiltration (cvvhdf), using a prismaflex set, an air in blood alarm occurred.It was reported air entrained into the access line.The automated air removal procedure was performed, clearing the alarm twice; however, the alarm continued.It was reported the alarm was overridden and the filter clotted alarm occurred.Foam was observed in the deaeration chamber, the return monitor line, and the line from the top of the filter to the chamber.It was reported 5-6" of foam in the access line near the blood pump was observed.The patient was disconnected and the set was changed.There was no report of patient injury or medical intervention associated with this event.No additional information is available.
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