Exam CPC topic 8 question 50 discussion

A patient suffers a ruptured infrarenal abdominal aortic aneurysm requiring emergent endovascular repair. An aorto-aortic tube endograft is positioned in the aorta and a balloon dilation is performed at the proximal and distal seal zones of the endograft. The balloon angioplasty is performed for endoleak treatment.
What CPT® code does the vascular surgeon use to report the procedure?