Πλοήγηση ανά Θέμα "magnetic resonance angiography"

Carotid Bifurcation Geometry and Atherosclerosis

Spanos K., Petrocheilou G., Karathanos C., Labropoulos N., Mikhailidis D., Giannoukas A. (2017)

Hemodynamic changes occurring at the initial segments of the arterial bifurcations appear to play an important role in the development of atherosclerotic plaque. Therefore, arterial geometry might be a potential marker for ...

Cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy revisited: Genotype-phenotype correlations of all published cases

Xiromerisiou G., Marogianni C., Dadouli K., Zompola C., Georgouli D., Provatas A., Theodorou A., Zervas P., Nikolaidou C., Stergiou S., Ntellas P., Sokratous M., Stathis P., Paraskevas G.P., Bonakis A., Voumvourakis K., Hadjichristodoulou C., Hadjigeorgiou G.M., Tsivgoulis G. (2020)

Objective The aim of this study was to evaluate the correlation between the various NOTCH3 mutations and their clinical and genetic profile, along with the presentation of a novel mutation in a patient.MethodsHere, we ...

Complexity of persistent type II endoleak associated with sac expansion after endovascular abdominal aortic aneurysm repair

Spanos K., Rountas C., Giannoukas A.D. (2015)

Type II endoleak after endovascular aortic aneurysm repair still remains the Achilles’ heel of the treatment, the source of which regularly is difficult to identify and treat. We present a patient with a persistent type ...

Current status of endovascular treatment of aortoenteric fistula

Spanos K., Kouvelos G., Karathanos C., Matsagkas M., Giannoukas A.D. (2017)

Aortoenteric fistula (AEF) is one of the most challenging diagnostic and therapeutic entities in vascular surgery. AEF can occur either primarily involving the aorta and the gastrointestinal tract or, more commonly, secondary ...

Diagnosis and treatment of acute isolated proximal internal carotid artery occlusions: a narrative review

Kargiotis O., Psychogios K., Safouris A., Spiliopoulos S., Karapanayiotides T., Bakola E., Mantatzis M., Dardiotis E., Ellul J., Giannopoulos S., Magoufis G., Tsivgoulis G. (2022)

The clinical manifestations of proximal (extracranial) internal carotid artery occlusions (pICAOs) may range from asymptomatic to acute, large, and devastating ischemic strokes. The etiology and pathophysiology of the ...

The diagnostic accuracy of magnetic resonance angiography for blunt vertebral artery injury detection in trauma patients: A systematic review and meta-analysis

Karagiorgas G.P., Brotis A.G., Giannis T., Rountas C.D., Vassiou K.G., Fountas K.N., Kapsalaki E.Z. (2017)

The role of magnetic resonance angiography (MRA) in the evaluation of patients with blunt vertebral artery has not been fully established. Our aim is to define the diagnostic accuracy of MRA in comparison to digital ...

Efficacy and Safety of Rivaroxaban Versus Aspirin in Embolic Stroke of Undetermined Source and Carotid Atherosclerosis

Ntaios G., Swaminathan B., Berkowitz S.D., Gagliardi R.J., Lang W., Siegler J.E., Lavados P., Mundl H., Bornstein N., Meseguer E., Amarenco P., Cucchiara B., Camps-Renom P., Makaritsis K., Korompoki E., Papavasileiou V., Marti-Fabregas J., Milionis H., Vemmos K., Connolly S.J., Hart R.G. (2019)

Background and Purpose - The sources of emboli in patients with embolic stroke of undetermined source (ESUS) are multiple and may not respond uniformly to anticoagulation. In this exploratory subgroup analysis of patients ...

Endovascular treatment of traumatic internal carotid artery pseudoaneurysm

Spanos K., Karathanos C., Stamoulis K., Giannoukas A.D. (2016)

Introduction Traumatic internal carotid artery pseudoaneurysm (TICAP) is the most common cause of stroke in young adults. The treatment of TICAP with open surgery poses excess risk, thus during last decade endovascular ...

Hybrid procedures for chronic lower limb ischemia: What determines the outcome?

Spanos K., Antoniou G.A., Saleptsis V., Athanasoulas A., Drakou A., Koutsias S., Giannoukas A.D. (2017)

BACKGROUND: To report the long term outcome of hybrid (combined open and endovascular) procedures for the management of multisegmental chronic peripheral arterial disease. METHODS: A retrospective analysis from a single ...

Intracranial and systemic atherosclerosis in the NAVIGATE ESUS trial: Recurrent stroke risk and response to antithrombotic therapy

Ameriso S.F., Amarenco P., Pearce L.A., Perera K.S., Ntaios G., Lang W., Bereczki D., Uchiyama S., Kasner S.E., Yoon B.-W., Lavados P., Firstenfeld A., Mikulik R., Povedano G.P., Ferrari J., Mundl H., Berkowitz S.D., Connolly S.J., Hart R.G. (2020)

Background: Non-stenotic intracranial and systemic atherosclerosis are associated with ischemic stroke. We report frequency and response to anticoagulant vs. antiplatelet prophylaxis of patients with embolic stroke of ...

Lipoprotein(a) is associated with large artery atherosclerosis stroke aetiology and stroke recurrence among patients below the age of 60 years: Results from the BIOSIGNAL study

Arnold M., Schweizer J., Nakas C.T., Schütz V., Westphal L.P., Inauen C., Pokorny T., Luft A., Leichtle A., Arnold M., Bicvic A., Fischer U., De Marchis G.M., Bonati L.H., Müller M.D., Kahles T., Nedeltchev K., Cereda C.W., Kägi G., Bustamante A., Montaner J., Ntaios G., Foerch C., Spanaus K., Von Eckardstein A., Katan M. (2021)

Aims: Lipoprotein(a) [Lp(a)] is a recognized causal risk factor for atherosclerotic cardiovascular disease but its role for acute ischaemic stroke (AIS) is controversial. In this study, we evaluated the association of Lp(a) ...

Management of Descending Thoracic Aortic Diseases: Similarities and Differences Among Cardiovascular Guidelines

Spanos K., Nana P., Behrendt C.-A., Kouvelos G., Panuccio G., Heidemann F., Matsagkas M., Debus E.S., Giannoukas A., Kölbel T. (2021)

Cardiovascular societies have developed recommendations regarding the management of thoracic aortic diseases. While improvements in treatment have been observed during the past decade in regard to patient selection, thoracic ...

MR angiogram confirms sustained blood flow in 1,2 ICSR artery of vascularized bone grafting in scaphoid nonunion treatment

Antoniou I.K., Athanaselis E.D., Rountas C., Koutalos A., Dailiana Z., Malizos K.N., Varitimidis S.E. (2019)

Purpose: To evaluate the functioning of 1,2 intercompartmental supraretinacular artery (ICSRA) in vascularized bone grafting (VBG) of scaphoid nonunions with avascular necrosis of proximal pole. Materials and methods: ...

Preclinical models of atherosclerosis. The future of hybrid PET/MR technology for the early detection of vulnerable plaque

Cuadrado I., Saura M., Castejón B., Martin A.M., Herruzo I., Balatsos N., Zamorano J.L., Zaragoza C. (2016)

Cardiovascular diseases are the leading cause of death in developed countries. The aetiology is currently multifactorial, thus making them very difficult to prevent. Preclinical models of atherothrombotic diseases, including ...

Recommendations for Mechanical Thrombectomy in Patients with Acute Ischemic Stroke: A Clinical Guide by the Hellenic Stroke Organization

Papanagiotou P., Ntaios G., Papavasileiou V., Psychogios K., Psychogios M., Mpotsaris A., Rizos T., Spengos K., Gravanis M., Vassilopoulou S., Gkogkas C., Zampakis P., Zis P., Karantanas A., Karygiannis M., Karydas G., Korompoki E., Makaritsis K., Marmagkiolis K., Milionis H., Mitsikostas D., Nikas D., Plomaritoglou A., Politi M., Ptochis N., Savopoulos C., Takis K., Tsamopoulos N., Tsetis D., Hatzidakis A., Chatziioannou A., Hatzitolios A., Vemmos K. (2018)

The role of 3 Tesla MRA in the detection of intracranial aneurysms

Kapsalaki, E. Z.; Rountas, C. D.; Fountas, K. N. (2012)

Intracranial aneurysms constitute a common pathological entity, affecting approximately 1-8 of the general population. Their early detection is essential for their prompt treatment. Digital subtraction angiography is ...

The role of the t2–flair mismatch sign as an imaging marker of idh status in a mixed population of low-and high-grade gliomas

Kapsalaki E.Z., Brotis A.G., Tsikrika A., Tzerefos C., Paschalis T., Dardiotis E., Fountas K.N. (2020)

Our study evaluated the role of the T2–fluid-attenuated inversion recovery (FLAIR) mismatch sign in detecting isocitrate dehydrogenase (IDH) mutations based on a mixed sample of 24 patients with low-and high-grade gliomas. ...

Supracardiac atherosclerosis in embolic stroke of undetermined source: The underestimated source

Ntaios G., Wintermark M., Michel P. (2021)

The term ‘embolic stroke of undetermined source’ (ESUS) is used to describe patients with a non-lacunar ischaemic stroke without any identified embolic source from the heart or the arteries supplying the ischaemic territory, ...

Surgical and functional outcome of olfactory groove meningiomas: Lessons from the past experience and strategy development

Fountas K.N., Hadjigeorgiou G.F., Kapsalaki E.Z., Paschalis T., Rizea R., Ciurea A.V. (2018)

Object: Olfactory groove meningiomas (OGMs) constitute a unique subset of intracranial meningiomas, since they usually remain clinically silent for a long period of time, and they may be of large size upon their diagnosis. ...