Piotr Andziak

ORCID: 0000-0003-0041-357X
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About
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Research Areas
  • Cerebrovascular and Carotid Artery Diseases
  • Central Venous Catheters and Hemodialysis
  • Vascular Procedures and Complications
  • Renal and Vascular Pathologies
  • Peripheral Artery Disease Management
  • Aortic aneurysm repair treatments
  • Cardiac, Anesthesia and Surgical Outcomes
  • Infectious Aortic and Vascular Conditions
  • Venous Thromboembolism Diagnosis and Management
  • Cardiovascular Health and Disease Prevention
  • Vascular anomalies and interventions
  • Advanced MRI Techniques and Applications
  • Inflammatory Biomarkers in Disease Prognosis
  • Intracranial Aneurysms: Treatment and Complications
  • Acute Ischemic Stroke Management
  • Polish Legal and Social Issues
  • Diagnosis and Treatment of Venous Diseases
  • Protease and Inhibitor Mechanisms
  • Hemodynamic Monitoring and Therapy
  • Acute Kidney Injury Research
  • Anesthesia and Pain Management
  • Renal Transplantation Outcomes and Treatments
  • Organ Transplantation Techniques and Outcomes
  • Abdominal vascular conditions and treatments
  • Renin-Angiotensin System Studies

Ministry of Internal Affairs of the Republic of Tajikistan
2024

Central Clinical Hospital
2007-2023

Postgraduate School of Molecular Medicine
2019-2022

Warsaw School of Computer Science
2019

Centralny Szpital Kliniczny
2018

Medical University of Warsaw
2011-2016

Institute of Cardiology
2016

John Paul II Hospital
2016

Medical University of Lodz
2016

University Teaching Hospital
2016

Abstract The mechanism underlying the association between elevated red cell distribution width (RDW) and poor prognosis in variety of diseases is unknown although many researchers consider RDW a marker inflammation. We hypothesized that directly affects intravascular hemodynamics, interactions circulating cells vessel wall, inducing local changes predisposing to atherothrombosis. applied different human animal models verify our hypothesis. Carotid plaques harvested from patients with high...

10.1038/s41598-022-17847-z article EN cc-by Scientific Reports 2022-08-11

In hemodialysis patients, a native arteriovenous fistula (AVF) is the preferred form of permanent vascular access. Despite recent improvements, access dysfunction remains an important cause morbidity in these patients. this prospective observational cohort study, we evaluated potential risk factors for AVF dysfunction. We included 68 patients with chronic renal disease stage 5 eligible construction at Department General and Vascular Surgery, Central Clinical Hospital Ministry Internal...

10.1371/journal.pone.0036482 article EN cc-by PLoS ONE 2012-05-04

Background: Infections and inflammation of the lower limb skin, soft tissues, vessels are more common than in other body regions. The aim was to determine whether cryptic bacteria dwelling deep tissues cause. Methods: We performed bacteriologic studies specimens harvested from arteries amputated ischemic legs, leg varices, tissue fluid/lymph lymphatics lymphedema. Results: Calf contained isolates 61% femoral 36%, whereas normal cadaveric organ donors' 11%. Bacterial deoxyribonucleic acid...

10.1089/sur.2014.019 article EN Surgical Infections 2015-06-01

Pseudoaneurysm formation is a rare but dangerous complication of carotid artery dissection. It can result from trauma, spontaneous dissection, or iatrogenic causes. Presence symptoms and ineffective medical therapy are one the indications for invasive treatment. We present case 3 symptomatic patients with dissecting pseudoaneurysms—2 traumatic 1 spontaneous. They were treated different endovascular procedures: use covered stentgraft, trans-stent coil embolization, stenting. After dual...

10.1177/1538574418823381 article EN Vascular and Endovascular Surgery 2019-01-10

The number of chronic lower limb infections and their complications as venous diabetic ulcers calf dermatitis is increasing worldwide. clinical course outcome in the immune responses to infection have been shown be associated with genetic polymorphisms. aim study was investigate frequencies chosen single nucleotide polymorphisms (SNPs) TNFα TGFβ genes patients evaluate expression messenger ribonucleic acid (mRNA) concentrations leg ulcers.Patients were divided into three groups: (group A)...

10.1089/sur.2014.205 article EN Surgical Infections 2015-09-18

Alpha-1-antitrypsin is a potent antiprotease playing an important role in maintaining protease-antiprotease balance. It protects the structures of extracellular matrix against destruction by proteolytic enzymes. Loss elasticity occurs when increased protease activity accompanied qualitative impairment or reduced concentrations antiproteases. deficiency risk factor for obstructive lung disease, including emphysema, liver and kidney disorders and, less often, follicular panniculitis,...

10.5603/aa.2018.0006 article EN cc-by-nc-nd Acta Angiologica 2018-04-12

Limb ischaemia caused by formation of dialysis fistula is rare but serious complication. The severity symptoms may vary rest pains and necrotic lesions are observed in most advance cases. In these patients different invasive procedures for treatment performed - from simplest ligation to complicated vascular reconstructions. aim the study was evaluate results upper limb triggered fistula.We have analysed methods 14 with symptomatic treated our department between 1st January, 2006 30th June,...

10.2478/pjs-2013-0098 article EN Polish Journal of Surgery 2013-01-01

Radial artery is now the most frequent access for coronary angiography and intervention. Despite common opinion that it safer than femoral access, has potential serious complications. One of them upper limb ischemia caused by radial thrombosis.We are presenting a case critical hand after performed through despite existing risk factors, which may be considered as relative contraindications.In presented case, decision was made to use several factors - diabetes, end-stage renal failure,...

10.12659/pjr.899334 article EN Polish Journal of Radiology 2017-01-12

A CFD model of flow hemodynamics in abdominal aortic aneurysm to estimate the effect four different conditions on velocity and pressure profiles was developed verified. The reconstruction blood domain geometry performed basis CT examination. Our own software used for image segmentation real reconstruction. Data necessary determination initial boundary as well verification were collected from USG-Doppler examinations at 4 characteristic areas aorta. result these calculations proved that,...

10.2495/afm060591 article EN WIT transactions on engineering sciences 2006-04-06

Dialysis fistula aneurysms are common complications, which require surgical revision in selective cases. The results of aneurysm excision with arteriovenous anastomosis proximalization for the treatment dialysis have been described below.Patients qualified reconstruction a underwent duplex ultrasound examination. diameter, length aneurysm, relations artery, thrombus presence and blood flow were determined. In case favorable anatomical conditions, we performed as procedure choice. Patients,...

10.1177/1538574420976723 article EN Vascular and Endovascular Surgery 2020-12-07

Introduction: Although renal stenting is the standard revascularization method for atherosclerotic artery stenosis (RAS) (FMD-RAS), in fibromuscular dysplasia (FMD) RAS usually limited to periprocedural complications of angioplasty and primary arterial dissection. The main aim study was retrospectively analyze immediate long-term results versus patients with FMD. Methods: Of 343 ARCADIA-POL registry, 58 underwent percutaneous treatment due FMD-RAS (in 70 arteries). Percutaneous transluminal...

10.1177/1358863x231210523 article EN Vascular Medicine 2023-12-12

The management of patent dialysis fistulas in patients after kidney transplantation (KTx) is controversial-the options that are usually considered the fistula's closure or observation. Many complications occur KTx, and immunosuppression increases risk fistula aneurysms hyperkinetic flow. This study aimed to evaluate results aneurysm treatment KTx compare them procedures performed an end-stage renal disease (ESRD) dialyzed population. We enrolled 83 transplant recipients 123 ESRD with...

10.3390/jcm10194567 article EN Journal of Clinical Medicine 2021-09-30
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