Abstract
The present study reported the outcomes of different treatments for innominate artery (IA) atherosclerotic stenosis or occlusion. We performed a systematic review of the literature (4 database searched; last search February 2022), including articles with ≥5 patients. We performed meta-analyses of proportions for different postoperative outcomes. Fourteen studies were included (656 patients; 396 underwent surgery, 260 endovascular procedures). IA lesions were asymptomatic in 9.6% (95% CI 4.6–14.6). Overall estimated technical success (TS) rate was 91.7% (95% CI 86.9–96.4); weighted TS rate was 86.8% (95% CI 75–98.6) in the surgical group (SG), 97.1% (95% CI 94.6–99.7) in the endovascular group (EG). Postoperative stroke in SG was 2.5% (95% CI 1–4.1) and 2.1% in EG (95% CI .3–3.8). Overall, 30-day occlusion was estimated .9% (95% CI 0–1.8) in SG and .7% (95% CI 0-1.7) in EG. Thirty-day mortality was 3.4% (95% CI .9–5.8) in SG and .7% (95% CI 0–1.7) in EG. Estimated mean follow-up after intervention was 65.5 months (95% CI 45.5–85.5) in SG and 22.4 months (95% CI 14.72–30.16) in EG. During follow-up, restenosis in SG were 2.8% (95% CI .5–5.1) and 16.6% (95% CI 5– 28.1) in EG. In conclusion, the endovascular approach seems to offer good short to mid-term outcomes, but with a higher rate of restenosis during follow-up.
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