1,672 results match your criteria: "University Hospital of Patras.[Affiliation]"

Deep or aggressive angiomyxoma is an uncommon neoplasm of the pelvis. Although deep angiomyxoma is a benign tumor, its tendency to infiltrate soft tissues and reach a large size (typically > 10 cm) indicates aggressive biological behavior. It is usually present in female patients, but there have been recent reports of male-aggressive angiomyxoma.

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Esophageal injury is a serious complication following atrial fibrillation catheter ablation procedures. It may manifest as atrio-esophageal fistula, pericardio-esophageal fistula (PEF), or restricted perforation, with high mortality rate if left unoperated. Chest computed tomography with intravenous contrast is the mainstay of diagnosis; however, a definite imaging diagnosis is often delayed and may worsen patient outcomes.

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The treatment of relapsed/refractory acute myeloid leukemia (AML) is associated with a dismal prognosis. The allogeneic hematopoietic cell transplantation (allo-HCT) is frequently performed as salvage therapy. Reduced intensity conditioning protocols have been developed with the aim of reducing the leukemia burden without increasing their toxicity.

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Background/objective: Primary Focal and Segmental glomerulosclerosis (FSGS) is one of the most common causes of idiopathic nephrotic syndrome. Our aim was to describe a large cohort of patients with primary FSGS, identify risk factors associated with worse renal survival and assess the impact of different immunosuppressive regiments on renal survival.

Methods: This was a historical cohort study of adults who were diagnosed with primary FSGS from March 26, 1982, to September 16, 2020.

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Introduction: Despite the increasing trend of utilizing robotic techniques in pyeloplasty, little is known about the learning curve for robot-assisted pyeloplasty (RAP) amongst urologists with no prior robotic experience. Therefore, the present study aimed to evaluate the learning curve of residents in the last year or recently appointed urologists performing RAP using an ex-vivo model.

Methods: A prospective ex-vivo model study was conducted including participants who were either residents in the last year or recently appointed urologists.

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Acute coronary syndrome (ACS) represents the most severe manifestation of coronary artery disease. Intravascular imaging, both intravascular ultrasound (IVUS) and optical coherence tomography (OCT), have played crucial roles for the impressive reduction in mortality of ACS. Intravascular imaging is useful for the detection of atherosclerotic mechanism (plaque rupture, calcified nodules, or plaque erosions) and for the evaluation of nonatherosclerotic and nonobstructive types of ACS.

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Background: Endovascular treatment of intracranial aneurysms (IAs) provides less invasiveness and lower morbidity than microsurgical clipping, albeit with a long-term recurrence rate estimated at 20%. We present our single-center experience and a literature review concerning surgical clipping of recurrent previously coiled aneurysms.

Methods: Retrospective analysis of nine (9) patients' data and final clinical/angiographic outcomes, who underwent surgical clipping of IAs in our center following initial endovascular treatment, over a 12-year period (2010-2022).

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Strictures in inflammatory bowel disease, especially Crohn's disease (CD), are characterized by increased intestinal wall thickness, which, according to recent accumulating data, is mainly attributed to the expansion of the intestinal smooth muscle layers and to a lesser extent to collagen deposition. In this review, we will discuss the role of intestinal smooth muscle cells (SMCs) as crucial orchestrators of stricture formation. Activated SMCs can synthesize extracellular matrix (ECM), thus contributing to intestinal fibrosis, as well as growth factors and cytokines that can further enhance ECM production, stimulate other surrounding mesenchymal and immune cells, and increase SMC proliferation via paracrine or autocrine signaling.

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SoutheAsTern eUrope microciRculATION (SATURATION) registry - Design and rationale.

Cardiovasc Revasc Med

December 2024

Institute for Cardiovascular Diseases "Dedinje", Belgrade, Serbia; Faculty of Medicine, University of Belgrade, Belgrade, Serbia. Electronic address:

Background: A considerable number of symptomatic patients leave the cardiac catheterization lab without a definitive diagnosis for their symptoms because no epicardial stenoses are found. The significance of disorders of coronary microvasculature and vasomotion as the cause of symptoms and signs of ischemia has only recently been appreciated. Today we have a wide spectrum of invasive coronary physiology tools but little is known about when and how these tools are used in clinical practice.

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Article Synopsis
  • A Gram-negative coccobacillus from the normal oral flora of pets, particularly cats and dogs, is primarily known for causing soft tissue infections from bites or scratches.
  • The bacterium is infrequently but increasingly reported as a cause of prosthetic joint infections (PJIs), with only a few documented cases since 1992.
  • This article describes a case of a 67-year-old woman who developed a hip infection from this bacterium after total hip arthroplasty, successfully treated with surgery and antibiotics, while also reviewing related literature on PJIs from this pathogen.
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Background: Distal radial artery access (DRA) has been emerged as an alternative for conventional transradial arterial access. While palpation of radial artery is mandatory prior coronary angiography, it remains unknown the clinical impact of palpation in DRA success. Aim of our study is to explore whether the palpability of distal radial artery is linked with higher rates of successful arterial access.

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  • A study assessed the prevalence of post-traumatic stress syndrome (PTSS) among anaesthesiologists working in COVID-19 referral hospitals in Greece using the PTSD Checklist for DSM-5 (PCL-5) and the Eysenck Personality Questionnaire (EPQ).
  • Results showed that 18%-23% of participants exhibited PTSS, with 7% likely having PTSD; factors like having children and job satisfaction were protective against PTSS, while family obligations increased risk.
  • The study found that neuroticism and job ranking significantly predicted PTSS, with higher job levels correlating to an increased risk of developing the syndrome.
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Randomized clinical trials (RCTs) are pivotal in medical research, offering critical evidence on the efficacy and safety of treatments. This paper explores the distinct purposes and designs of superiority, non-inferiority, equivalence, and pragmatic trials, each addressing unique research questions. Superiority trials aim to demonstrate a new treatment's effectiveness over existing standards, while non-inferiority and equivalence trials focus on ensuring new treatments are not significantly worse or are similar to existing ones, respectively.

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  • * Results show that COVID-19 patients had a significantly lower LnRHI two months after discharge compared to matched controls, indicating persistent endothelial dysfunction.
  • * The study found that a high percentage of COVID-19 patients exhibited endothelial dysfunction during hospitalization and at six months later, but there were no significant differences in thrombotic events, cardiovascular complications, or mortality between the two groups.
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  • * Patients included a 67-year-old male and a 74-year-old male who received endoscopic ablation, and a 68-year-old female treated with percutaneous tumor resection.
  • * Results indicated that kidney-sparing methods led to no recurrence of cancer in all patients, highlighting the importance of personalized treatment plans based on individual cases.
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  • - Acute pancreatitis (AP) is a serious condition primarily treated with supportive measures, and understanding the role of inflammasomes, particularly the NLRP3 type, has improved our knowledge of its inflammatory processes.
  • - The NLRP3 inflammasome facilitates inflammation in AP through various activation methods and signaling pathways, making it an attractive target for new treatments aimed at controlling inflammation.
  • - While preclinical studies show promise for NLRP3 inhibitors in reducing inflammation and improving outcomes in AP, there is a significant lack of clinical trials to test their effectiveness and safety in humans, highlighting the need for further research.
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Microbiome Shifts and Their Impact on Gut Physiology in Irritable Bowel Syndrome.

Int J Mol Sci

November 2024

Division of Gastroenterology, Department of Internal Medicine, University Hospital of Patras, 26504 Patras, Greece.

Article Synopsis
  • Irritable bowel syndrome (IBS) is a common functional gastrointestinal disorder that causes recurrent abdominal pain and changes in bowel habits, with its exact causes not fully understood.
  • Various factors, such as genetics, environment, psychology, inflammation, gut motility, and diet, contribute to its development, along with the significant influence of gut microbiota.
  • The study focuses on how changes in gut bacteria affect key bodily functions, suggesting that certain bacterial populations are linked to IBS and advocating for more research to explore these microbiome changes as potential treatment targets.
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  • * Effective lipid-lowering therapies, like statins and PCSK9 inhibitors, have been shown to improve clinical outcomes by reducing plaque volume and enhancing its stability.
  • * There's a growing need for new treatments that not only lower lipid levels but also target inflammation to stabilize vulnerable plaques and prevent adverse cardiac events.
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  • Ultrasound-guided axillary (USAX) vein puncture is a newer technique for accessing veins during cardiac device implantation but is underused due to a lack of familiarity among operators.
  • A study compared USAX with traditional cephalic vein access in 114 patients, focusing on successful lead placement and procedure-related metrics.
  • Results showed USAX had a higher success rate, shorter procedure time, and less pain compared to the cephalic method, with similar complication rates overall.
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  • * The evaluation highlighted areas where the AI struggled, particularly in interpreting complex medical scenarios and demonstrated issues with context understanding, leading to errors in 27% of cases.
  • * Although GPT-4 showed potential for clinical relevance, further scrutiny of its reasoning and accuracy is necessary before fully relying on it in a medical setting.
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Conduction system pacing in heart failure: Time for a paradigm shift?

Heart Fail Rev

November 2024

First Department of Cardiology, National and Kapodistrian University of Athens, School of Medicine "Hippokration" General Hospital, 114 Vasilissis Sofias avenue, Athens, 11527, Greece.

Article Synopsis
  • Heart failure (HF) is a serious health issue that has high rates of illness and death, with electrical conduction problems being a key factor in its progression.
  • Conduction system pacing (CSP) is a new treatment method that includes techniques like His bundle pacing and left bundle branch area pacing, recommended for certain patients despite mainly being supported by observational studies.
  • There are significant challenges in implementing CSP, such as difficulties with lead implantation and the need for better tools, making future large-scale randomized controlled trials necessary for improving treatment strategies for HF patients.
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  • The study explored the potential of two biomarkers, NGAL and MMP-9, in predicting kidney injury and cardiovascular risks in children with Type 1 diabetes (DM1) and obesity.
  • It involved analyzing serum samples from 38 DM1 patients, 34 obese patients, and 24 healthy controls, measuring the levels of NGAL and MMP-9 using enzyme-linked immunosorbent assay (ELISA).
  • Results indicated that NGAL levels were higher in obese patients while MMP-9 levels increased in both DM1 and obese patients, suggesting these biomarkers could help assess early kidney and cardiovascular issues in these populations.
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  • The STEPINCOPD study investigated the factors influencing the escalation or de-escalation of inhaled COPD therapies in clinical practice, especially after updated guidelines were released in 2019 and 2020.
  • Conducted over 12 weeks with 1429 patients from various centers in Greece, the study focused on understanding why patients had changes in their inhaled medication based on GOLD's 2021 recommendations.
  • Findings revealed that reasons for treatment changes included lack of response to previous treatment and COPD exacerbations, with a high adherence rate (over 80%) to the GOLD recommendations among physicians, influenced by factors such as their age and patients' CAT scores.
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  • * The patient underwent a successful minimally invasive laparoscopic surgery to remove the enlarged prostatic utricle cyst, with precautions taken to avoid damaging the vas deferens.
  • * Post-surgery, the boy had a smooth recovery and has remained asymptomatic since the operation.
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This study presents updated information on post-endovascular aneurysm repair (EVAR) late aortic rupture (LAR) as the data in the literature are limited. It comprises a meta-analysis based on the recent evidence regarding the incidence, causes, treatment outcomes, and prognosis of post-EVAR. A meta-analysis was conducted according to the PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) guidelines.

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