The ward has registered an event regarding a patient whose arterial blood pressure was being monitored.The nurse noticed that the abp wave was gone, the time for this was 09:40.When the nurse checked the patient, she found that the intra-arterial cannula was pulled out from the patient, with bleeding as a result.When the nurse reviewed the patient's data, the abp line disconnection seemed to have happened at about 09:13.Approximately 1/3 of the patient's blood volume was lost.The patient received blood transfusion and was discharged from the ward.
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