Publications by authors named "Salemi Fabrizio"

Background: Urinary tract infections (UTIs) in kidney transplant patients are a challenge.

Aim: To evaluate epidemiology, clinical status, therapeutic management, and clinical outcome of kidney transplant patients in a university hospital for UTI.

Methods: We conducted a retrospective observational study, enrolling all kidney transplant patients hospitalized for UTI, with the objective to evaluate the epidemiology, clinical status, therapeutic management, and clinical outcome of kidney transplant patients.

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Refractory and resistant cytomegalovirus infections remain significant challenges in solid-organ transplant recipients. In this context, maribavir is a valuable therapeutic option for management of cytomegalovirus infection. Although the clinical efficacy and safety of maribavir are well established, the optimal approach for assessment of viremic response, which is defined as the clearance of viremia, still requires further clarification.

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Objectives: Hepatitis delta virus infection poses a significant challenge in solid-organ transplant recipients due to its aggressive nature and limited therapeutic options. Bulevirtide is a novel antiviral agent approved by the European Medicines Agency in 2020 for the treatment of hepatitis delta virus infection, but limited data are available on its use in solid-organ transplant recipients.

Materials And Methods: We present a case report of a 42-year-old male kidney transplant patient with coinfection of hepatitis B virus and hepatitis delta virus who was treated with bulevirtide over a 6-month period.

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Article Synopsis
  • Pre-exposure prophylaxis with Tixagevimab/Cilgavimab has effectively reduced COVID-19 risks in immunocompromised patients, but its efficacy is limited against the Kraken variant (XBB.1.5).
  • A study involving kidney transplant patients on this treatment showed only one asymptomatic infection during a six-month follow-up, with no hospitalizations or COVID-related deaths.
  • The results suggest Tixagevimab/Cilgavimab may still be a beneficial preventive option for immunocompromised individuals, underlining the need for further clinical research on this topic.
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Identification of early signatures of immune rejection represents a key challenge in the clinical management of kidney transplant. To address such an issue, we enrolled 53 kidney transplant recipients without signs of graft rejection, no infectious episodes and no change in the immunosuppressive regimen in the last 6 months. An extensive immune profile revealed increased activation of the T cells, a decreased amount and growth ability of the Treg and a higher level of the T regulatory T cell subset, described by us as involved in the preferential control of cytotoxic T lymphocytes.

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SARS-CoV-2 vaccination is the standard of care for the prevention of COVID-19 disease. Although vaccination triggers both humoral and cellular immune response, COVID-19 vaccination efficacy is currently evaluated by measuring antibodies only, whereas adaptative cellular immunity is unexplored. Our aim is to test humoral and cell-mediated response after three doses of BNT162b vaccine in two cohorts of fragile patients: Common Variable Immunodeficiency (CVID) patients and Kidney Transplant Recipients (KTR) patients compared to healthy donors.

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Vaccination against SARS-CoV2 represents a key weapon to prevent COVID-19, but lower response rates to vaccination have frequently been reported in solid organ transplant recipients. The aim of our study was to evaluate the rate of seroconversion to SARS-CoV-2 mRNA vaccines in a cohort of kidney transplant recipients and the potential role of the different immunosuppressive regimens. We conducted an observational retrospective cohort study in kidney transplant patients vaccinated for COVID-19.

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Introduction: In solid organ transplant recipients, COVID-19 is associated with a poor prognosis because of immunosuppression. Some studies suggest a potential therapeutic role of mammalian Target of Rapamycin (mTOR) inhibitors in SARS-CoV-2 infection. This study aimed to assess the impact of mTOR employment on the evolution and outcome of SARS-CoV-2 infection in solid organ transplant recipients.

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Background: The effects of kidney transplantation on male sexual function are controversial.

Aim: To evaluate the impact of kidney transplantation on erectile and ejaculatory function and to assess a possible correlation between some selected characteristics of patients and their erectile and ejaculatory function after renal transplantation.

Methods: An observational retrospective analysis was conducted on male patients who had undergone kidney transplantation from January 2009 to April 2019.

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Background: PARK8 is the most common known mendelian form of Parkinson's Disease (PD). It is due to mutations in the leucine-rich repeat kinase 2 (LRRK2) gene and G2019S is considered the most frequent mutation in the Caucasian population, in particular in the Southern Europe and Mediterranean countries.

Objective: We assessed the frequency of the G2019S and R1441C/H/G mutations in 513 (311 M and 202 F) unrelated PD patients from Campania, in Southern Italy.

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Background: Converging neuropsychological evidence suggests that in migraine executive functions (EF) may be affected during interictal periods.

Objective: To evaluate the functional connectivity of the fronto-parietal networks (FPN) known to be associated with EF, in migraine without aura (MwoA) patients, in the interictal period, in comparison to healthy controls (HC).

Methods: Using resting-state functional MRI (RS-fMRI), we compared functional connectivity within the FPN in 14 patients with MwoA versus 14 sex- and age-matched HC, and assessed the correlation between functional connectivity within FPN, clinical features of MwoA patients, and EF.

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Migraine is a complex and often disabling brain disorder that affects about 15 % of the population. The diagnosis of migraine is based on clinical features as proposed by the International Headache Society criteria but they are somewhat subjective and arbitrary. Functional neuroimaging of patients with migraine has been recently employed to study the underlying pathophysiology of headache.

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