Publications by authors named "Roberto Gabrielli"

Background: Carotid artery stenting (CAS) versus carotid endarterectomy (CEA) is well issue known, but the purpose of this study is to compare CAS versus CEA in terms of asymptomatic Diffusion-weighted magnetic resonance imaging (DW-MRI) demonstrated microembolic scattering of infarction and neuropsychological assessment impairment.

Methods: We performed a prospective, observational, cohort study on 211 consecutive carotid revascularizations at our institution. Patients were divided into 2 different cohorts: CEA was performed in n = 116 patients (Group A); CAS was performed in n = 95 (Group B).

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Background: Data from literature confirmed the non-trivial risk associated with carotid revascularization. The purpose of this study is to evaluate carotid endarterectomy (CEA) via a mini-invasive access (3-6 cm longitudinal) incision as a viable alternative to the traditional access via a cutaneous incision (˃6 cm) in terms of nerve sparing and neck pain/disability for patients.

Methods: We performed a prospective, observational, cohort study on 796 consecutive patients who underwent CEAs.

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Objective: Giant cell arteritis (GCA) is a rare granulomatous vasculitis, affecting medium and large vessels, usually in old patients. The incidence of GCA has been higher during current COVID-19 pandemia and COVID-19 is recognized for its immune dysregulation. Lower limbs involvement is uncommon but can be limb threatening, resulting in limb loss.

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Background: We recently recorded 5 lower limb ischemia related to a small (diameter≤20 mm) popliteal artery aneurysm (PAA) thrombosis hence we performed a retrospective data analysis on small symptomatic PAA management from our database.

Methods: We performed a retrospective cohort study on 48 acute leg ischemia from aneurysm's thrombosis. All of them underwent surgical distal thrombectomy and bypass creation.

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Objectives: We here report our clinical experience in CAS management through common carotid artery endovascular clamping with FlowGate2 system.

Methods: Forty-five patients were enrolled with de novo asymptomatic internal carotid artery stenosis ≥70%. Cerebral protection during the stenting procedure was achieved using a unique endovascular clamping technique developed in our Institution which includes: (a) the occlusion of the common carotid artery only, through inflatable balloons integrated in the FlowGate2 Balloon Guide Catheter system; (b) flow inversion connecting catheter to 16 G blood cannula previously placed in arm vein; (c) after the placement of the stent, the flow inversion is maintained for 30 s to allow debris washout.

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Retroperitoneal hematoma due to late perforation of aortic wall endograft deployment is a rare but, potentially, fatal event. We report a case of symptomatic retroperitoneal hematoma due to aortic perforation by free flow barbs of Ovation Prime stent graft. The patient was successfully treated by celiac trunk embolization and aortic cuff placement.

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Pancreaticoduodenal artery aneurysm (PDA) is a rare visceral aneurysm and represents 1.5% of all the visceral arterial aneurysms. An 81-year-old man was admitted with acute abdominal pain.

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Background: Redo area region operation is associated with a significant morbidity such as neurovascular injury, infection, and lymphorrhea. The traditional management of occluded femoropopliteal grafts often includes redissection of a scarred groin to obtain adequate inflow via the common femoral artery. These procedures are more technically demanding and require more expertise and judgment than the primary operation.

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Background: Common femoral artery is still the most frequently used site for vascular access, mostly for peripheral arterial interventions, and its puncture remains a significant source of patient's morbidity. Manual compression (MC) has been the gold standard for hemostasis after femoral catheterization until recently, but only in the last few years, vascular closure devices (VCDs) are replacing MC due to their rapid development. Nowadays, vascular surgeons (VSs) are also becoming familiar with VCDs.

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Renal artery aneurysm (RAA) rupture during pregnancy is a rare but life-threatening event and few cases have been reported in literature. Currently the best approach, endovascular or surgical, seems to be under discussion. A case of a 31-year-old woman with a symptomatic right RAA detected three days after childbirth is reported.

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Background: The purpose of our study was to determine the efficacy of percutaneous thrombin treatment for iatrogenic femoral artery pseudoaneurysms (FAP) and to identify those criteria that may help to predict increased treatment failure risk and complications.

Methods: A number of 32 iatrogenic femoral pseudoaneurysms were treated with US-guided thrombin injection (group A), while four elderly patient with complex femoral pseudoaneurysm underwent compression assisted by removable "guidewire" (group B). Twenty-five were classified as simple (single lobe) and 11 as complex (at least two lobes with a single neck to the native vessel).

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Background: To evaluate outcomes of superficial femoral artery (SFA) stenting with Boston Scientific Innova stent system (Boston Scientific Corporation Place, Natick, Massachusetts, United States) compared with ev3 Protege stent system (Endovascular, Inc., Plymouth, Minnesota, United States) in terms of safety and effectiveness and to identify factors predictive of restenosis.

Methods: From March 2012 to January 2013, 71 patients with SFA TASC (Trans Atlantic Inter-Societal Consensus)-II B and C occlusive lesions were treated by percutaneous transluminal angioplasty with stenting (30 patients in the Innova group and 41 cases in the Protege group) and were evaluated by retrospective observational data analysis.

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Objectives: To evaluate the outcome of acute popliteal artery aneurysm (PAA) thrombosis and leg ischemia after preoperative or intraoperative use of intra-arterial urokinase thrombolysis.

Materials And Methods: From 2000 to 2009, 86 patients with acute leg ischemia (Rutherford grade IB to IIA) from PAA thrombosis were treated by immediate surgery including intraoperative thrombolysis (group A: 47 cases) or preoperative thrombolysis (group B: 39 cases) followed by acute (<24 hours) or elective surgery. Chi-square tests for categorical data and time to event provided two-sided p values with a level of significance at 0.

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Stroke of unknown origin in young patients is seen to be closely correlated with patent foramen ovale (PFO) than stroke in patients with established stroke mechanisms. We report a case of a young woman without cardiovascular risk factors who was admitted to our emergency department with listlessness and altered mental status. The clinical examination revealed right lower limb swelling.

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The chimney graft (CG) technique, based on the deployment of a covered stent parallel to the aortic endograft, has been proposed to achieve a safe proximal fixation extending the sealing zone. We report our experience with the CG technique in an emergency setting. Between December 2010 and April 2012, 4 patients underwent the CG technique.

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Objective: This study evaluated outcomes of remote endarterectomy (RE) vs endovascular (ENDO) interventions on TransAtlantic Inter-Societal Consensus (TASC)-II D femoropopliteal lesions and identified factors predictive of restenosis.

Methods: From October 2004 to December 2008, 95 patients with TASC-II D lesions were randomized 1:1 to receive RE of the superficial femoral artery (SFA) with end point stenting (51 patients) or ENDO, consisting of subintimal angioplasty with stenting (44 patients). The groups were balanced for age, sex, atherosclerotic risk factors, and comorbidities.

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Most peripheral artery emboli originate in the heart, and systemic neoplastic emboli are infrequently associated with bronchogenic carcinoma. To our knowledge, there have been no reports of pulmonary vein infiltration by small cell lung cancer.We describe a highly unusual case of multiple instances of peripheral embolism as the first overt sign of occult primary small cell lung cancer.

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Celiac trunk aneurysm is one of the rarest forms of splanchnic artery aneurysm. Conventional open vascular surgery is associated with increased rates of morbidity and mortality and can require complex vascular reconstruction.We describe the case of a 42-year-old patient with celiac trunk aneurysm whom we treated by means of a hybrid surgical-endovascular procedure.

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The syndrome of inappropriate secretion of antidiuretic hormone after carotid endarterectomy is very rare; only two cases have been reported in medical literature. We describe the case of an 82-year-old woman presenting with lethargy and drowsiness due to severe hyponatremia with urine hyperosmolarity and plasma hypo-osmolarity after carotid endarterectomy.

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