The user facility reported that the dialysate tubing split open at the back of the machine about 1.5 hrs prior to the end of treatment.The machine continued to remove weight from the pt at a higher rate as the balancing chamber compensated for the fluid loss by pulling fluid from the pt.Too much fluid was removed from the pt over a short period of time and he subsequently loss consciousness for about six seconds.He appeared to be sleeping, with small spastic arm movements, and was unresponsive.A bolus of 350 ml of saline was given and the pt regained consciousness.There was no nausea and no "drs." the pt complained of being exhausted, but was alert and calm.His blood pressure was 101/76 and his pulse was 101.The pt stated he had felt dizzy and hot just before he lost consciousness, but there was no time for him to react.The physician was informed of the incident and paramedics arrived.The pt's blood pressure was 112/80 and his pulse was 87.He was transported to emergency and was ok.
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