"adverse events: hematoma and bleeding the product code and event date were unknown.Procedure: tevar (thoracic endovascular aortic repair) was performed using a relay plus stent graft system.Y-type artificial blood vessel replacement was also performed at the same time.Patient outcome: about four months after the above tevar and vessel replacement procedure, the following symptoms appeared to the patient: the right leg was swelling and its color appeared abnormal, and a hematoma inside the muscle of the right leg was observed by ct scanning.Since anemia was also confirmed, the patient was hospitalized for treatment.Endleak from the relay plus graft was not definitely confirmed.The state of the blood indicated to be possibly the disseminated intravascular coagulation syndrome (dic).The patient was administered heparin.Even if the condition improved, bleeding from the wound site was observed again, that is, the outcome was not stable.The patient started oral administration of tranexamic acid.The state of the blood was not completely improved, but re-bleeding was not observed.The patient was therefore discharged from the hospital.".
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