The aim of this study is to appraise the current literature on the endovascular management options and their outcomes of cephalic arch stenosis in the setting of a failing brachiocephalic fistula for hemodialysis. Methods: A systematic search of the literature was performed using PubMed, Embase, and Google Scholar from January 2000 to December 2017 in accordance with the PRISMA guidelines to investigate the outcomes of endovascular management of cephalic arch stenosis. Data from randomized controlled trials and observational studies, published in the English language, were extracted to determine pooled proportion of primary and secondary patency, using a randomeffects meta-analysis. Subgroup analyses of stent grafts, bare metal stents, and percutaneous transluminal angioplasty outcomes were performed. Results: Of the 125 total studies, 11 were included for analysis by consensus. Overall, 457 patients were reviewed and analyzed for primary and secondary patency rates at 6 and 12 months post-treatment. There was significantly higher primary patency at both 6 and 12 months in the stent graft group compared to those who received bare metal stents or percutaneous transluminal angioplasty (relative risk = 0.30-0.31, relative risk = 0.34-0.59, respectively; p < 0.01). Higher secondary patency rates were noted in the bare metal stents cohort compared to the percutaneous transluminal angioplasty cohort at 12 months (relative risk = 0.17, 95% confidence interval = 0.07-0.26; p < 0.01). Conclusion: This study demonstrated a significant benefit in using stent grafts in cephalic arch stenosis compared to bare metal stents or percutaneous transluminal angioplasty with higher primary and secondary patency rates.
A case of spontaneous pseudoaneurysm of the inferior epigastric artery-diagnosed on Doppler sonography-is presented. A 19-year-old boy presented with a lump in the anterior abdominal wall. Clinically a smooth, nontender, and noncompressible mass was present above umbilicus to the right of midline. A bruit was heard over the swelling. Doppler sonography demonstrated an oval hypoechoic structure in the right rectus sheath with turbulent flow. The pseudoaneurysm could be traced to the inferior epigastric artery. Surgical excision of pseudoaneurysm was performed. Histopathology showed myxoid changes in the wall of the pseudoaneurysm with no inflammatory changes.
This study aims to review the outcome of patients with peripheral arterial disease (PAD) managed with endovascular first approach for revascularization in a tertiary referral center. Revascularization procedures were performed in 202 patients with 229 symptomatic limbs. Angiogram was performed in all patients except those contraindicated for contrast agent. Angioplasty revascularization was carried out on the same setting whenever feasible based on the angiogram findings. Bypass surgery was performed in patients with arterial condition not feasible for endovascular intervention or in those with unsatisfactory revascularization after endovascular treatment. Endovascular intervention was successfully performed in 198 limbs. Bypass surgery was required in 31 patients. Another 16 patients required a bypass after endovascular intervention due to unsatisfactory wound healing. The Kaplan-Meier estimated survival and amputation-free survival were 80% and 75.5% at 1 year and 73% and 57.6% at 2 years, respectively. Satisfactory limb salvage rate can be achieved in patients with PAD managed with endovascular first approach.
Isolated extracranial internal carotid artery aneurysms (EICAAs) are rare, accounting for only about .4–4% of all peripheral artery aneurysms. We present a case of an EICAA in a young pregnant patient. To our knowledge, this is the first case being reported of a true EICAA during pregnancy in a multiparous woman. A 25-year-old pregnant patient presented with a pulsatile left neck swelling. Radiological investigations and subsequent surgery during the first trimester confirmed a true saccular left ICA with a maximum diameter of 3.5 cm. She was treated with aneurysm excision and primary anastomosis. She did not have any underlying diseases predisposing to an EICAA. She has been well for 3 years post procedure. It has been postulated that pregnancy could lead to aneurysm development through multiple mechanisms, including hemodynamic, hormonal, and other physiologic changes of pregnancy. Aggressive treatment with surgical intervention is advocated because of the risk of cerebral ischemic complications associated with non-operative treatment, and because satisfactory long-term outcomes can be achieved from surgery.
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