Publications by authors named "KUNTZ S"

Purpose: To identify the skills and personality profiles that are most expected by ophthalmology patients and to help ophthalmologists and ophthalmology residents improve their communication with patients and thus their quality of care.

Methods: This prospective, single-center study was carried out from November 2nd, 2020, to April 30th, 2021 in the ophthalmology department of Strasbourg University Hospital (Strasbourg, France). One thousand one hundred and eighty-three volunteer ophthalmology outpatients participated in the study.

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Article Synopsis
  • * Standard treatments like surgery may not be suitable for up to 30% of patients due to high risks or complications, and existing procedures often fail to improve blood flow and healing effectively.
  • * There is a pressing need for new medical therapies, necessitating the development of animal models that closely mimic PAD conditions and incorporate cardiovascular risk factors to better inform clinical interventions.
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Scope: Excessive activation of the nucleotide-binding oligomerization domain-like receptor pyrin domain-containing protein 3 (NLRP3) inflammasome contributes to chronic inflammation. Thus, targeting NLRP3 inflammasome activation by anthocyanins may prevent inflammatory diseases. Therefore, the present study determines the influence of a black carrot extract (BCE) with high amounts of acylated anthocyanins and their related phenolic acids on the NLRP3 inflammasome.

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Objective: Primary stenting for long femoropopliteal (FP) lesions remains controversial because of the high risk of stent fracture (SF). This study aimed to summarise current knowledge on SF from randomised control trials about FP stenting.

Methods: A systematic review of the Medline database was performed by a combined strategy of MeSH terms: femoral artery, popliteal artery, stenting, and stent fracture.

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Introduction: Endovascular aneurysm sealing (EVAS) appeared to be an innovative alternative to conventional endovascular abdominal aortic aneurysm repair. However, high rates of midterm failure of EVAS led to withdrawal of the device from the market. The study aim was to report midterm outcomes of patients treated with EVAS alone or associated with chimneys (Ch-EVAS) and the management of their complications.

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Objective: To understand possible reasons for poor durability of the Nellix (Endologix Inc., Irvine, USA) endovascular aneurysm sealing (EVAS) device.

Materials And Methods: 21 Nellix endoprostheses explanted for endoleaks and migration underwent visual examinations of stent structures and instrumental examinations of the polymer endobags on 4 devices.

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We present a method for improving the amplitude and angular error of inductive position sensors, by advancing the design of receiver coil systems with multiple windings on two layers of a printed circuit board. Multiple phase-shifted windings are connected in series, resulting in an increased amplitude of the induced voltage while decreasing the angular error of the sensor. The amplitude increase for a specific number of windings can be predicted in closed form.

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Background: Our objective is twofold: determining if simulation allows residents to reach proficient surgeons' performance concerning fundamental technical skills of endovascular surgery (FEVS) while investigating effects of the program on surgeons' stress.

Methods: Using a FEVS training simulator, 8 endovascular FEVS were performed by vascular surgery residents (simulator-naive or simulator-experienced residents [SER]) and seniors. Total time needed to complete the 8 tasks, called total completion time (TCT), was the main evaluation criterion.

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Vascular calcifications in aorto-iliac arteries are emerging as crucial risk factors for cardiovascular diseases (CVDs) with profound clinical implications. This systematic review, following PRISMA guidelines, investigated methodologies for measuring these calcifications and explored their correlation with CVDs and clinical outcomes. Out of 698 publications, 11 studies met the inclusion criteria.

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Article Synopsis
  • Cardiovascular diseases are a major global health challenge, leading to innovations in Cardiovascular MedTech focusing on personalized care through technologies like wearables and AI.
  • Wearable devices allow for real-time monitoring and precision in procedures, while AI enhances risk assessment and treatment personalization.
  • Advanced methodologies, such as minimally invasive techniques, 3D printing, and augmented reality, are optimizing patient outcomes and safety in cardiovascular interventions.
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Inflammasomes are multi-protein complexes, which are formed in response to tissue injury, infections, and metabolic stress. However, aberrant inflammasome activation has been linked to several inflammatory diseases. Anthocyanins have been reported to attenuate NLR family pyrin domain-containing 3 (NLRP3) inflammasome activation, but the influence of grape/blueberry anthocyanins and especially their gut-derived metabolites on NLRP3 inflammasome activation in human monocytes remains unclear.

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Background: The risk of radiation exposure in the surgical operating room (OR) and/or catheterization laboratory is now well established. Complex endovascular procedures often require multiple approaches and different positioning of the staff members around the patient, potentially increasing the levels of radiations exposure. Our goal was to evaluate the levels of radiation exposure of the members of the staff during endovascular aortic procedures in order to propose radioprotection optimization.

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Objective: To analyse case reports published on the latest generations of endograft (EG) and understand the mechanisms of type III endoleak (EL) development.

Methods: A literature review was undertaken of English language case reports and series that concerned modular junction or component disconnection (type IIIa EL) and fabric perforations (type IIIb EL) after endovascular aneurysm repair.

Results: Of the 2 785 studies, 56 full texts were chosen to review 73 cases.

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Scope: 2´-Fucosyllactose (2´-FL), the most abundant oligosaccharide in human milk, plays an important role in numerous biological functions, including improved learning. It is not clear, however, whether 2´-FL or a cleavage product could influence neuronal cell activity. Thus, we investigated the effects of 2´-FL, its monosaccharide fucose (Fuc), and microbial fermented 2´-FL and Fuc on the parameters of neuronal cell activity in an intestinal-neuronal transwell co-culture system .

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In patients with severe aorto-iliac calcifications, vascular reconstructions can be performed in order to allow kidney transplantation. The aim of this study was to analyze the outcomes of kidney transplant candidates who underwent an aortobifemoral bypass (ABFB) for aorto-iliac calcifications. A retrospective study including all kidney transplant candidates who underwent an ABFB between 2012 and 2022 was performed.

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Introduction: Organ transplantation is limited by the supply of transplantable organs, and the supply of organs cannot meet the needs of patients on the waiting list. Ensuring transplantation of any procured organ is therefore mandatory. Organ injury, mostly to the organ's vasculature, can occur during multi-organ procurement, preventing subsequent transplantation.

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Introduction: Calcification of a vascular endograft and adjacent tissues (adventitia, media, and neointima) can result in graft failure. This report shows a rare case of intraluminal calcifications in the distal end of a thoracic endovascular aortic repair (TEVAR) endograft implanted 11 years previously for grade IV blunt traumatic aortic injury (BTAI) in a young patient.

Report: A 24 year old man required TEVAR for a BTAI caused by a motorcycle accident.

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Introduction: Aortic epithelioid angiosarcoma (AEA) is a rare malignant tumour and can cause acute limb ischaemia.

Report: A 66 year old man was admitted with acute pulmonary oedema due to bilateral renal artery stenosis. An incidental osteolytic left sacral lesion was found on computed tomography angiography, and extensive work up revealed an AEA.

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Objective: To analyse explanted endografts (EGs) and describe fabric degradation responsible for type IIIb endoleaks.

Methods: As part of the European collaborative retrieval programme, 32 EGs with fabric defects on macroscopic evaluation were selected. The explanted EGs were processed and studied based on the ISO 9001 certified standard protocol.

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Objective: Calcification of vascular grafts, including polyethylene terephthalate (PET) and expanded polytetrafluoroethylene (ePTFE) grafts may contribute to graft failure, but is under reported. The aim of this study was to review the literature to assess whether vascular graft calcification is deleterious to vascular graft outcomes.

Data Sources: The Medline and Embase databases were searched.

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Objectives: The aim of this study was to analyze a series of new generations of explanted knitted polyethylene terephthalate (PET) vascular grafts (VGs) presenting nonanastomotic degradations according to preoperative computed tomography angiography (CTA) when available in order to better understand the mechanisms leading to rupture.

Methods: Explanted knitted PET VGs were collected as part of the Geprovas European Collaborative Retrieval Program. VGs implanted after 1990 presenting a nonanastomotic rupture of the fabric were included.

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Article Synopsis
  • Researchers discovered that CD163+ macrophages, which respond to hemorrhages in plaques, have an inverse relationship with VC, suggesting they may help inhibit calcification.
  • The study highlighted that these macrophages regulate VC via NF-κB signaling and enhance the production of hyaluronan, an important component of the extracellular matrix, impacting plaque stability and development.
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Pancreatic cancer is primarily considered to be a metastatic disease with a low 5-year survival rate. We aimed to detect if plasma-isolated anthocyanins and their metabolites (PAMs) modulate pancreatic cancer cells migration and to describe molecular targets of PAMs in this process. Plasma metabolites were isolated by solid-phase extraction before and after a 28-days intervention trial involving 35 healthy subjects comparing effects of a daily anthocyanin-rich juice intake vs.

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