On (b)(6) 2009, the patient underwent abdominal aortic replacement procedure using a bifurcated gore-tex stretch vascular graft to treat a juxta-renal abdominal aortic aneurysm.The patient tolerated the procedure.On (b)(6) 2014, the patient was admitted to another hospital and it was revealed that a seroma was formed around the previously implanted graft.The seroma was monitored.On (b)(6) 2014, the patient was emergently admitted to the hospital due to severe upper abdominal pain.A computed tomography (ct) revealed that the seroma had enlarged to 164mm in diameter.The physician diagnosed the patient with intra-seroma bleeding and stopped giving anti-coagulant drugs to the patient.On (b)(6) 2014, the upper abdominal pain resolved, and the patient was discharged from the hospital.On (b)(6) 2015, the patient visited a general physician due to symptoms of abdominal pain, nausea and dizziness.A ct revealed that the seroma had further enlarged to 173mm in diameter, oppressing the abdominal wall.On (b)(6) 2015, a ct angiography revealed the rupture of the enlarged seroma.The seroma had shrunk in diameter due to the rupture, but the patient was willing to receive treatment.On (b)(6) 2015, the patient was implanted with two gore excluder aaa endoprostheses aortic extender components and two contralateral leg components as a part of the reintervention to treat the seroma.Additionally, the seroma was removed by open abdominal surgery.On (b)(6) 2015, the patient was discharged from the hospital.
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