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Superficial Femoral Artery Stent Fracture With Pseudoaneurysm Evaluated by Angioscopy
Jun Nakamura1, Takahisa Yamada1, Mitsutoshi Asai1
1Division of Cardiology, Osaka General Medical Center, Osaka, Japan.
Image(S):
Computed tomography, angiography, angioscopy, and intravascular ultrasound demonstrated late superficial femoral artery stent fracture with pseudoaneurysm formation.
Case Summary:
An 83-year-old man presented with recurrent intermittent claudication 10 years after superficial femoral artery stenting. Imaging showed popliteal artery occlusion and a large pseudoaneurysm at the previously stented segment. Angioscopy demonstrated uncovered stent struts and direct visualization of the pseudoaneurysm cavity. Stent graft implantation excluded the pseudoaneurysm, and symptoms improved.
Take-Home Message:
Angioscopy may provide complementary vascular surface information beyond angiography and intravascular ultrasound in late femoropopliteal stent failure.
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