15,765 results match your criteria Renal Artery Stenosis


Takayasu arteritis with congestive heart failure in 26-year-old male: a case report.

Egypt Heart J 2022 May 21;74(1):41. Epub 2022 May 21.

Faculty of Medicine, University of Jember, Jl. Kalimantan No. 37, Jember, East Java, 68121, Indonesia.

Background: Takayasu arteritis (TA) is included in large vessel vasculitis with unknown aetiopathogenesis. TA is one of the rare diseases with a predilection for young women. The diagnosis of TA is difficult due to variation in clinical presentations and non-specific initial symptoms. Read More

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Exercise-induced change in circulating NT-proBNP could not distinguish between patients with and without coronary artery disease: the CADENCE study.

Scand Cardiovasc J 2022 Dec;56(1):107-113

Section of Cardiovascular and Renal research, Oslo University Hospital Ulleval, Oslo, Norway.

In patients with chest pain, exercise stress test has a moderate accuracy for coronary artery disease (CAD). Adding a reliable cardiac biomarker to the exercise test could potentially improve the precision of the test. We investigated circulating NT-proBNP levels before and during exercise stress test in patients with and without angiographically verified CAD. Read More

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December 2022

Immunomodulatory effects of icariin in a myocardial infarction mouse model.

Bioengineered 2022 May;13(5):12504-12515

Departement of Cardiology, The Second School of Clinical Medicine, Southern Medical University, Guangzhou, China.

Myocardial infarction (MI) is a prevalent cardiovascular disease defined by myocardial ischemia and hypoxic damage caused by plaque rupture, thrombosis, lumen stenosis, or blockage in the coronary artery. However, the development of emergency percutaneous coronary interventional therapy has enabled the rapid restoration of blood perfusion to ischemic myocardium and the rescue of dying myocardium cells. Some dying myocardium cells have caused irreversible damage and impaired cardiac function recovery in recent years. Read More

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Case Report of Patient With Venous Thrombosis of the Transplanted Kidney in the Early Postoperative Period.

Exp Clin Transplant 2022 May;20(Suppl 3):126-128

From the Republican Research Center of Emergency Medicine, Tashkent, Uzbekistan.

Renal allograft thrombosis is not a rare complication of kidney transplant and usually occurs in the early period after transplant, but it can also occur later after transplant. Several factors are associated with this infamous complication. The cause of venous anastomosis thrombosis is most often inflection or twisting of the renal vein, anastomosis stenosis, hypotension, hypercoagulation, or acute rejection of the graft. Read More

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Pregnancy outcomes in Takayasu arteritis patients.

Semin Arthritis Rheum 2022 Apr 28;55:152016. Epub 2022 Apr 28.

Department of Rheumatology and Clinical Immunology, Chinese Academy of Medical Sciences & Peking Union Medical College, National Clinical Research Center for Dermatologic and Immunologic Diseases (NCRC-DID), Ministry of Science & Technology, State Key Laboratory of Complex Severe and Rare Diseases, Peking Union Medical College Hospital (PUMCH), Key Laboratory of Rheumatology and Clinical Immunology, Ministry of Education, Beijing, China. Electronic address:

Objectives: To investigate the pregnancy outcomes of patients with Takayasu arteritis (TAK) and identify the relevant risk factors.

Methods: A total of 110 pregnancies in 80 patients in a Chinese TAK cohort and 550 matched pregnancies in healthy women between 2000 and 2020 were included. The pregnancy outcomes between patients and controls were compared by Fisher's exact test. Read More

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Reproducible porcine model for kidney allotransplantation of low weight miniature pig.

Transl Androl Urol 2022 Apr;11(4):439-450

Department of Urology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China.

Background: Multiple porcine models have been established to study the mechanisms regarding kidney transplantation. With the development of xenotransplantation, the demand for a low weight miniature pig model has been increasing. A reliable and reproducible surgical technique to establish these models, and to address possible obstacles, has not been sufficiently defined in detail. Read More

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3D Printing for Mesenteric Artery Endovascular Interventions: Feasibility and Utility for Preprocedural Planning and Angiographic Correlation.

J Invasive Cardiol 2022 May 6. Epub 2022 May 6.

Einstein Medical Center, 1200 West Tabor Rd, Tabor Medical Building - Moss, 3rd Floor, Philadelphia, PA 19141 USA.

Background: Three-dimensional (3D) printing of mesenteric artery (MA) anatomy preprocedurally for endovascular interventions can allow strategic preprocedure planning and improve procedure-related clinical outcomes.

Methods: Three patients with computed tomography angiography (CTA) of the abdomen and pelvis who subsequently underwent MA interventions were 3D printed retrospectively, and 2 patients with symptoms and severe MA stenosis on CTA, who had not undergone intervention, were 3D printed for procedure-related planning and anatomy-specific implications. The 3D-printed models (3D-PMs) were painted with acrylic paint to highlight anatomy. Read More

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Renovascular Compression by the Diaphragmatic Crus: A Case Report.

Cureus 2022 Apr 10;14(4):e24004. Epub 2022 Apr 10.

Radiology, Jordan Ministry of Health, Amman, JOR.

Renovascular hypertension (RVHT) is among the most prevalent causes of treatment-resistant hypertension. Mostly it is caused by renal artery stenosis (RAS). With atherosclerosis being the most common cause of RAS, RAS due to external compression by the diaphragmatic crus is rare. Read More

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Renal cell carcinoma with right atrium tumor thrombus treated with radical nephrectomy and tumor thrombectomy in a patient with previous coronary artery bypass graft: a case report.

Am J Clin Exp Urol 2022 15;10(2):123-128. Epub 2022 Apr 15.

Department of Surgery, University of Miami Miller School of Medicine, Jackson Memorial Hospital Miami, FL, USA.

Renal cell carcinoma (RCC) with inferior vena cava (IVC) and right atrium (RA) tumor thrombus (TT) is a rare occurrence and its resection is surgical challenge. Management becomes even more difficult when the TT causes hepatic vein obstruction and leads to Budd-Chiari syndrome. We report a case of 68-year-old male with right RCC with IVC and RA TT with associated Budd-Chiari syndrome. Read More

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Simultaneous endovascular revascularization of external iliac artery dissection and transplant renal artery stenosis in a recent renal allograft recipient.

J Vasc Bras 2021 10;20:e20210035. Epub 2021 Sep 10.

Post Graduate Institute of Medical Education & Research - PGIMER, Chandigarh, India.

Various vascular complications following renal transplantation include renal artery and vein thrombosis, renal artery stenosis, pseudoaneurysm, and iliac artery dissection. Transplant renal artery stenosis (TRAS) is the most common, while iliac artery dissection is the rarest of these various vascular complications. We describe an elderly male, who had both external iliac artery dissection and TRAS at 2 months following renal transplantation. Read More

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September 2021

Fractional Flow Reserve Versus Instantaneous Wave-Free Ratio in Assessment of Lesion Hemodynamic Significance and Explanation of their Discrepancies. International, Multicenter and Prospective Trial: The FiGARO Study.

J Am Heart Assoc 2022 May 3;11(9):e021490. Epub 2022 May 3.

2nd Department of Medicine Department of Cardiovascular Medicine First Faculty of Medicine Charles University and General University Hospital in Prague Prague Czech Republic.

Background The FiGARO (FFR versus iFR in Assessment of Hemodynamic Lesion Significance, and an Explanation of Their Discrepancies) trial is a prospective registry searching for predictors of fractional flow reserve/instantaneous wave-free ratio (FFR/iFR) discrepancy. Methods and Results FFR/iFR were analyzed using a Verrata wire, and coronary flow reserve was analyzed using a Combomap machine (both Philips-Volcano). The risk polymorphisms for endothelial nitric oxide synthase and for heme oxygenase-1 were analyzed. Read More

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Survival Following Alcohol Septal Ablation or Septal Myectomy for Patients With Obstructive Hypertrophic Cardiomyopathy.

J Am Coll Cardiol 2022 05;79(17):1647-1655

Division of Cardiology, Hypertrophic Cardiomyopathy Center, Tufts Medical Center, Boston, Massachusetts, USA.

Background: There is little information regarding long-term mortality comparing the 2 most common procedures for septal reduction for obstructive hypertrophic cardiomyopathy (HCM), alcohol septal ablation (ASA), and septal myectomy.

Objectives: This study sought to compare the long-term mortality of patients with obstructive HCM following septal myectomy or ASA.

Methods: We evaluated outcomes of 3,859 patients who underwent ASA or septal myectomy in 3 specialized HCM centers. Read More

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Cardiac manifestations of IgG4-related disease: a case series.

Eur Heart J Case Rep 2022 Apr 8;6(4):ytac153. Epub 2022 Apr 8.

Department of Cardiology, Concord Repatriation and General Hospital, Hospital Road, Concord, NSW 2139, Australia.

Background: IgG4-related disease (IgG4-RD) is an autoimmune condition affecting almost every organ system, with an early inflammatory phase and later fibrotic consequences. Vascular manifestations, particularly, large-vessel involvement in IgG4-RD, are well described. However, important IgG4-related effects on medium-sized arteries and the pericardium are less well recognized. Read More

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Development and Validation of a Prognostic Nomogram for Prognosis in Patients With Renal Artery Stenosis.

Front Med (Lausanne) 2022 11;9:783994. Epub 2022 Apr 11.

Department of Sonography, Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, Beijing, China.

Background And Objective: Renal artery stenosis (RAS) is associated with an increased risk of renal function deterioration (RFD). Our previous study showed that renal cortical blood perfusion assessed by contrast-enhanced ultrasound (CEUS) was an important related factor for RFD in RAS patients. Based on several conventional related factors confirmed by previous studies, we aimed to establish and verify a CEUS+ scoring system to evaluate the risk of RFD at 1 year of follow-up in RAS patients. Read More

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Surgical Treatment of Wilkie's Syndrome by Vascular Transposition.

Cureus 2022 Apr 18;14(4):e24251. Epub 2022 Apr 18.

General Surgery Department, Imam Abdulrahman Alfaisal Hospital, Riyadh, SAU.

Introduction Superior mesenteric artery syndrome (SMAS), also called mesenteric duodenal compression syndrome, Wilkie's syndrome, chronic duodenal ileus or cast syndrome, is a rare clinical condition defined as a compression of the third portion of the duodenum in between the SMA and abdominal aorta (AA), due to narrowing of the space between them. SMAS is primarily attributed to loss of the intervening mesenteric fat pad, leading to partial or complete duodenal obstruction. Its manifestations are complex and non-specific, including postprandial epigastric pain, nausea, vomiting, early satiety, weight loss and anorexia. Read More

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Renal Subcapsular Hematoma Due to Reperfusion Injury Following Renal Angioplasty in Fibromuscular Dysplasia: A Dilemma in Diagnosis and Management.

Cureus 2022 Mar 21;14(3):e23350. Epub 2022 Mar 21.

Cardiology, North Eastern Indira Gandhi Regional Institute of Health and Medical Sciences, Shillong, IND.

Fibromuscular dysplasia (FMD) is a potentially treatable cause of renovascular hypertension and it typically affects young females. FMD usually involves distal two-thirds of the renal artery and percutaneous transluminal renal angioplasty (PTRA) is the treatment of choice for FMD with resistant hypertension. PTRA is a safe procedure with minimal complications. Read More

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The Predictive Ability of the Renal Resistive Index and Its Relationship to Duplex Ultrasound Waveform Propagation in the Aorta and Renal Arteries.

Ann Vasc Surg 2022 Apr 22. Epub 2022 Apr 22.

Department of Mechanical and Energy Engineering, Indiana University-Purdue University Indianapolis, Indianapolis, IN; Department of Vascular Surgery, Indiana University School of Medicine, Indianapolis, IN. Electronic address:

Background: The objective is to investigate whether calculating the PPI (Pulse Pressure Index) and the RRI (Renal Resistive Index) using routinely collected Duplex ultrasound waveforms data obtained from the aorta and renal artery correlates and predicts renal function, and determine whether RRI is affected by the presence of a renal artery stenosis.

Methods: The records of 965 patients were evaluated. The RRI or pulsatility index of the aorta, renal artery, hilum, cortex, and medulla were measured with concurrent glomerular filtration rate GFR, Cr, PPI, and HR measurements, among which 75 patients had a 24-hour urine measured for CrCl, and 32 patients had aortic pulse pressure index (API) calculated from the central aortic pressure measured with applanation tonometry. Read More

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Evaluation of Remodeling of Visceral Arteries and Impact on Renal Function Post-endovascular Repair of Type B Aortic Dissection Vis-A-Vis Baseline Visceral Artery Morphology.

Vasc Endovascular Surg 2022 Apr 25:15385744221090906. Epub 2022 Apr 25.

Department of Cardiothoracic and Vascular Surgery, 28730All India Institute of Medical Sciences, New Delhi-110029, India.

Purpose: To evaluate the remodeling of visceral arteries post-endovascular repair (TEVAR) of type B aortic dissection and to investigate interval change in renal volume and estimated glomerular filtration rate (eGFR) vis-a-vis baseline visceral artery morphology.

Materials And Methods: All patients of type B aortic dissection who underwent TEVAR with a baseline and follow-up CT during the study period were included. Baseline morphology of visceral arteries (celiac, superior, and inferior mesenteric artery and bilateral renal artery) were classified into 7 patterns depending upon the origin of the artery (from true/false lumen) and the extension of dissection flap, while occluded vessels were categorized as pattern 8. Read More

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Retinal arterial macroaneurysms with supravalvular pulmonic stenosis syndrome can be associated with coronary and major systemic arterial disease.

Am J Ophthalmol Case Rep 2022 Jun 12;26:101514. Epub 2022 Apr 12.

Vitreoretinal Division, King Khaled Eye Specialist Hospital, Riyadh, Saudi Arabia.

Purpose: To report novel life-threatening coronary and systemic arterial disease associated with Retinal Arterial Macroaneurysms with Supravalvular Pulmonic Stenosis (RAMSVPS) syndrome, previously known as Familial Retinal Arterial Macroaneurysms (FRAM).

Observations: A 29-years old woman with longstanding poor vision in her right eye presented with acute myocardial infarction and subclavian bruit. Her polyangiogram showed peculiar ostial coronary aneurysms, left anterior descending coronary artery stenosis, occlusion of the left subclavian artery, stenosis of both renal arteries, irregularities in the mesenteric artery and tapering of the aorta. Read More

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The Fate of Hemodialysis Vascular Access After Kidney Transplantation: Why Ligation Should Not Be Systematically Performed?

Ann Vasc Surg 2022 Apr 21. Epub 2022 Apr 21.

Department of Vascular and Endovascular Surgery, Foch Hospital, Suresnes, France.

Background: After renal transplant, the haemodialysis (HD) vascular access (VA) is often maintained in the event of graft failure but evidence to recommend the systematic ligation/maintenance are lacking. We investigate the effects of VA preservation/ligation in successfully transplanted patients.

Methods: A retrospective analysis of all patients undergoing successful renal transplantation after HD were conducted. Read More

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The Maintained Glycemic Target Goal and Renal Function Are Associated with Cardiovascular and Renal Outcomes in Diabetic Patients Following Stent-Supported Angioplasty for Renovascular Atherosclerotic Disease.

J Pers Med 2022 Mar 28;12(4). Epub 2022 Mar 28.

Department of Interventional Cardiology, The John Paul II Hospital, 31-202 Krakow, Poland.

Patients with type 2 diabetes mellitus (T2DM) constitute a large proportion of patients with atherosclerotic renal artery stenosis (ARAS). However, the mechanism of impaired renal function and hypertension in this subset of patients is multifactorial. We aimed to investigate whether, in diabetic patients, renal function (RF), systolic (SBP) and diastolic blood pressure (DBP) values following stent-supported angioplasty (PTA) for ARAS have an impact on cardiovascular and renal outcomes. Read More

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Microvascular remodeling and altered angiogenic signaling in human kidneys distal to occlusive atherosclerotic renal artery stenosis.

Nephrol Dial Transplant 2022 Apr 22. Epub 2022 Apr 22.

Division of Nephrology and Hypertension, Mayo Clinic, Rochester, MN, USA.

Background: Renal artery stenosis (RAS) is an important cause of chronic kidney disease and secondary hypertension. In animal models, renal ischemia leads to downregulation of growth-factor expression and loss of intrarenal microcirculation. However, little is known about the sequelae of large vessel occlusive disease on the microcirculation within human kidneys. Read More

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Arteriovenous fistula creation with VasQ device: A feasibility study to reveal hemodynamic implications.

J Vasc Access 2022 Apr 22:11297298221087160. Epub 2022 Apr 22.

Department of Management, Information and Production Engineering, University of Bergamo, Italy.

Background: Arteriovenous fistula (AVF) is the preferred vascular access (VA) for hemodialysis, but it is still affected by high non-maturation and early failure rates due to stenosis development. Increasing evidence suggests that the presence of turbulent-like flow may play a key role, therefore, to stabilize the flow in the venous segment, an external support device (VasQ) has been designed. The aim of this study was to provide preliminary evidence of VasQ impact on AVF hemodynamics as compared to AVFs created with conventional surgery. Read More

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A unique proposed etiology for inferior mesenteric artery aneurysm: A case report.

Radiol Case Rep 2022 Jun 10;17(6):2047-2051. Epub 2022 Apr 10.

SUNY Upstate University Hospital, 750 E Adams St. Syracuse, NY 13210.

The etiology of large artery aneurysms has long been established as secondary to atherosclerotic disease and degenerative changes in the vessel walls. Less common, are aneurysms of the visceral arteries; the splanchnic and renal arteries. Rarer yet, are inferior mesenteric artery aneurysms, accounting for approximately 1% of visceral artery aneurysms. Read More

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The Association of Dental Pulp Stones to Cardiovascular and Renal Diseases: A Systematic Review and Meta-Analysis.

J Endod 2022 Apr 18. Epub 2022 Apr 18.

Department of Orthodontics and Pediatric Dentistry, College of Dentistry, Qassim University, Buraidah, Saudi Arabia.

Background: Pulp stone (PS) is a dystrophic calcification in the tooth's pulp chamber and was suggested in the literature to be associated with other calcifications in the body. This study aimed to investigate the association of PS to cardiovascular diseases (CVD) and renal stones (RS).

Methods: Three databases were searched until June 2021 in addition to manual searching of Google Scholar and grey literature. Read More

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Creating Radio-cephalic Arteriovenous Fistula in the Forearm with a Modified No-Touch Technique.

J Vis Exp 2022 Apr 1(182). Epub 2022 Apr 1.

Department of Nephrology, The Affiliated Suzhou Science & Technology Town Hospital, Nanjing Medical University;

Autologous arteriovenous fistula (AVF) is the primary and best option to obtain vascular access for hemodialysis treatment; other options are arteriovenous graft (AVG) and central venous catheterization (CVC). The implementation of radio-cephalic autologous arteriovenous fistula (RC-AVF) in the forearm was preferred among patients with superior vascular conditions. However, there is a high rate of early fistula failure. Read More

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Lack of Effects of Renin-Angiotensin-Aldosterone System Activity and Beta-Adrenoceptor Pathway Polymorphisms on the Response to Bisoprolol in Hypertension.

Front Cardiovasc Med 2022 1;9:842875. Epub 2022 Apr 1.

School of Health Sciences, Caritas Institute of Higher Education, Hong Kong, Hong Kong SAR, China.

Purpose: This study examined the effects of plasma renin activity (PRA), angiotensin II (Ang II) and aldosterone (PAC) concentrations as well as common polymorphisms in the β-Adrenoceptor gene () and the G-protein α-Subunit (G) protein gene the G protein α-Subunit 1 gene () on the blood pressure (BP) and heart rate (HR) response to bisoprolol in Chinese patients with hypertension.

Methods: Patients with sitting clinic systolic BP (SBP) 140-169 mmHg and/or diastolic BP (DBP) 90-109 mmHg after placebo run-in were treated with open-label bisoprolol 2.5 mg daily for 6 weeks. Read More

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Percutaneous transluminal interventions of transplant renal artery stenosis: A case series study.

Ann Med Surg (Lond) 2022 May 5;77:103563. Epub 2022 Apr 5.

Chief of Vascular and Endovascular Surgery Department, Al Assad University Hospital, Damascus University, Damascus, Syria.

Introduction: and importance: Transplant renal artery stenosis (TRAS) is a well-recognized vascular complication after kidney transplant that can lead to graft loss, when it is diagnosed early and treated appropriately it may prevent kidney damage and related systemic squeals.

Case Presentation: This case-series represents our center experience in managing TRAS using percutaneous transluminal angioplasty [either balloon angioplasty (PTA) or stent placement (PTAS)] in 11 patients.

Clinical Discussion: All treated patients experienced immediate total recovery of renal function and normalization of arterial blood pressure without any drug or reducing the number of drugs used; no complications related to the intervention were reported. Read More

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Takayasu Arteritis Complicated by Ischemic Colitis: A Case Report.

Ann Vasc Dis 2022 Mar;15(1):68-71

First Department of Surgery, University of Toyama, Toyama, Toyama, Japan.

Takayasu arteritis is an inflammatory disease of the aorta and its major branches, which results in stenosis and aneurysm formation. Lesions of the abdominal aorta and renal arteries are common. Nevertheless, lesions of the celiac and superior mesenteric arteries are less common. Read More

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A single-center cohort of mid-aortic syndrome among adults in China: etiology, presentation and imaging features: Mid-aortic Syndrome Among Adults.

Am J Med Sci 2022 Apr 12. Epub 2022 Apr 12.

Department of Cardiology, Fuwai Hospital, National Center for Cardiovascular Disease, Chinese Academy of Medical Sciences and Peking Union Medical College Beijing, China. Electronic address:

Background: Mid-aortic syndrome (MAS), characterized by segmental stricture of the distal thoracic and abdominal aorta, is a heterogeneous clinical syndrome with multiple etiologies.

Methods: We retrospectively analyzed 143 consecutive patients (99 females and 44 males, mean age 40.93±15. Read More

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