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Surgical Case Reports
Fig. 1 | Surgical Case Reports

Fig. 1

From: Two cases of asymptomatic axillary artery occlusion difficult to diagnose preoperatively: pitfalls and its solution in endovascular therapy when approaching from the upper extremity

Fig. 1

a In preoperative enhanced CT scan, AAO was not seen but was well calcified. Contrast is injected from the left upper extremity, and this causes severe halation at the axillar/subclavian vein, which makes visualization of the adjacent left subclavian artery difficult or impossible. b AAO was encountered and visualized during operation (arrow). The snorkel technique was abandoned, a regular EVAR was attempted, and accessing the right upper extremity was preserved as a fallback option following failed EVAR. c There were no endoleaks on completion angiography despite not performing the snorkel technique

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