Publications by authors named "Simioni P"

Background: Portal vein system-specific risk factors contributing to portal vein thrombosis in cirrhosis are poorly investigated.

Aims: To quantify contact system and intrinsic pathway activation in peripheral compared to portal venous blood in patients with decompensated cirrhosis.

Methods: Adult patients with cirrhosis undergoing transjugular intrahepatic portosystemic shunt underwent simultaneous blood sampling from a peripheral vein and the portal vein.

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Background & Aims: The clinical utility of thrombomodulin-modified thrombin generation (TM-TG) in cirrhosis is uncertain. We conducted a prospective study to evaluate the prognostic value of TM-TG in cirrhosis.

Methods: Patients were recruited during outpatient clinics (compensated and stable decompensated) or if admitted to our inpatient service (acutely decompensated, AD).

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Background: Screening programmes for the detection of patients with hepatitis C virus (HCV) and positive viral load have been developed in many countries to achieve the World Health Organization's goal of HCV elimination by 2030. In Italy, a phased screening programme starting with individuals born between 1969 and 1989 has been implemented.

Aim: To assess the prevalence of patients with positive viraemia identified through a universal screening campaign conducted among hospitalised patients at our centre during the calendar year 2022.

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Introduction: Coronavirus disease 2019 (COVID-19) vaccines aroused concerns about the risk of flares and adverse events in inflammatory arthritis (IA) since the vaccine clinical trials did not specifically investigate this subset of patients.

Methods: A systematic literature review and meta-analysis to summarize the data on joint disease flare and adverse events following immunization (AEFI). Two researchers independently evaluated the literature on Pubmed, Scopus, and EMBASE databases from 22 March 2020 to 30 September 2023.

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Chronic Kidney Disease (CKD) provokes biochemical and systemic alterations, causing bone fragility with an increase in bone fracture risk, extraskeletal calcifications, increased morbidity, and cardiovascular mortality. The complex pathophysiological mechanism causes a syndrome called CKD-MBD (Chronic Kidney Disease - Mineral and Bone Disorders), which includes mineral and bone alterations leading to renal osteodystrophy (ROD). An early diagnosis is therefore essential to prevent the onset of more severe complications.

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Hypophosphatasia (HPP) is a rare disorder of the bone metabolism, characterized by genetically-determined low alkaline phosphatase (ALP) activity. Low ALP may also be observed in some common causes of bone fragility, such as in osteoporosis treated with antiresorptive drugs. This study aimed to verify whether differences in bone turnover markers (BTMs) could help differentiate adult patients with HPP from those with osteoporosis undergoing antiresorptive treatment.

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Unlabelled: A retrospective analysis was performed to evaluate the frequency of vitamin D blood testing in individuals from the Padua province, Veneto, Italy from 2005 to 2016. A significant increase in the frequency of vitamin D blood tests, particularly in females was observed and in individuals with severe vitamin D deficiency (Class I).

Purpose: Vitamin D deficiency has been linked to negative health outcomes that extend beyond bone-related conditions.

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Article Synopsis
  • Anti-phospholipid antibodies nephropathy (aPL-N) is linked to serious kidney complications and is a key factor in anti-phospholipid syndrome, but its long-term outcomes and predictors are not yet well understood.
  • A thorough review of studies from February 2006 to January 2024 revealed a strong correlation between aPL-N and increased risks of acute kidney injury (AKI) and chronic kidney disease (CKD)/end-stage kidney disease (ESKD).
  • The research indicates that conditions like high blood pressure and specific antibody positivity greatly increase the likelihood of developing aPL-N, highlighting the importance of personalized monitoring and treatment for affected patients.
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  • Chronic kidney disease and related mineral bone disorders increase the risk of vascular calcifications and bone fractures due to factors like calcium overload and hormonal imbalances.
  • Vitamin K-dependent proteins, such as matrix Gla protein (MGP) and bone Gla protein (BGP), play crucial roles in these risks, with studies suggesting calcimimetics may have protective effects.
  • The ETERNITY-ITA study will compare the effects of Etelcalcetide versus traditional vitamin D on VKDP levels and the health of blood vessels and bones in hemodialysis patients over 18 months.
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Article Synopsis
  • * Currently, the only approved treatments for VTE are vitamin K antagonists (VKAs) and direct oral anticoagulants (DOACs), but these carry a risk of bleeding and do not prevent VTE recurrence effectively.
  • * There is ongoing debate about the role of statins in VTE management; while some studies suggest they may reduce death and VTE recurrence risks, they shouldn't replace established anticoagulation therapies.
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Article Synopsis
  • * An Italian team of experts reviewed literature and discussed key aspects of gene therapy delivery, including team roles, patient journeys, and necessary laboratory tests during a virtual meeting.
  • * The article emphasizes the importance of a structured organizational model, multidisciplinary teamwork, and proper patient screening to ensure efficient care and follow-up in Italian hemophilia centers.
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Purpose: Osteoporotic fragility fractures (FF), particularly those affecting the hip, represent a major clinical and socio-economic concern. These fractures can lead to various adverse outcomes, which may be exacerbated by the presence of sarcopenia, especially among older and frail patients. Early identification of patients with FF is crucial for implementing effective diagnostic and therapeutic strategies to prevent subsequent fractures and their associated consequences.

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Background & Aims: The underlying mechanisms and clinical impact of portal microthrombosis in severe COVID-19 are unknown. Intrapulmonary vascular dilation (IPVD)-related hypoxia has been described in severe liver diseases. We hypothesised that portal microthrombosis is associated with IPVD and fatal respiratory failure in COVID-19.

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Background: Inferior vena cava agenesis (IVCA) is a rare anomaly predisposing affected people to lower-limb venous thrombosis with low frequency of pulmonary embolism. Antenatal thrombosis and inherited thrombophilia have been suggested as causes of IVCA. However, there is little evidence on the clinical course and management of this condition.

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Introduction: Factor XI (FXI) is associated with thrombosis in patients without liver disease, but it alterations and prognostic value in cirrhosis are uncertain.

Patients And Methods: We studied a prospective cohort of cirrhosis patients determining FXI and its association with portal vein thrombosis (PVT), bleeding, and hepatic decompensation/ACLF during 1-year follow-up. Odds ratios (OR) and 95 % CIs were calculated using logistic regression.

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Tumor-induced osteomalacia (TIO) is a rare paraneoplastic syndrome characterized by hypophosphatemia, bone mineralization disorders with increased risk of fragility fractures, muscle pain, and progressive weakness. TIO has been associated with increased production of the phosphaturic hormone Fibroblast Growth Factor 23 (FGF23) usually by mesenchymal tumors of soft tissue or bone (Phosphaturic Mesenchymal Tumors-PMTs). In rare cases TIO may be observed in association with other malignancies.

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Cardiac amyloidosis is a group of diseases characterized by the deposition of amyloid fibers in cardiac tissue. Two forms are mainly reported: light chain (AL) and transthyretin (ATTR) amyloidosis. Among the complications of transthyretin amyloidosis there are thrombotic events and, to a lesser extent, hemorrhagic events.

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Background: Cerebral venous thrombosis (CVT) is a cerebrovascular disorder that accounts for 20% of perinatal strokes. CVT incidence ranges from 0.67 to 1.

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