Publications by authors named "Alessandra Tebaldi"

Preemptive therapy (PET) is safe and effective in controlling Cytomegalovirus (CMV) infection after pediatric liver transplantation (LT) and allows to observe the kinetics of quantitative CMV-DNA viral load till it reaches the treatment thresholds. While early detection of low-to-moderate CMV-DNA levels may not indicate active viral replication, awaiting the viral load to exceed the treatment threshold may lead to viremic breakthroughs and CMV disease. We assessed the capacity of quantitative CMV-RNA (UL21.

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We describe the second case of infection by Emergomyces pasteurianus that occurred in Italy. The patient presented ulcerated nodular lesions primarily in the forehead, beneath the orbital and nasal areas, but also in the neck and fingers in the early stages. Treatment involved amphotericin B, followed by long-term itraconazole, which resulted in complete clinical resolution.

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Article Synopsis
  • Solid organ transplant candidates and recipients are highly vulnerable to infections due to pre-existing diseases and immunosuppressive treatments they undergo post-transplant.
  • Vaccination programs are crucial for preventing infections in this population, especially for children who may have an immature immune system and incomplete vaccination status before receiving a transplant.
  • The review emphasizes the importance of ensuring comprehensive vaccination coverage for pediatric patients prior to transplantation to enhance post-transplant health outcomes.
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Tick-borne encephalitis was limited to northeast portions of Italy. We report in Lombardy, a populous region in the northwest, a chamois displaying clinical signs of tickborne encephalitis virus that had multiple virus-positive ticks attached, as well as a symptomatic man. Further, we show serologic evidence of viral circulation in the area.

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Bacillus Calmette-Guerin (BCG) immunotherapy (i.e., intravesical instillation of live attenuated strain of ) is a standard of care for non-muscle-invasive bladder cancer (NMIBC).

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Objectives: Severe acute respiratory syndrome 2 (SARS-CoV-2) pandemic has had a heavy impact on national health system, especially in the first wave. That impact hit principally the intensive care units (ICUs). The large number of patients requiring hospitalization in ICUs lead to a complete upheaval of intensive wards.

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Article Synopsis
  • Some COVID-19 patients experience acute respiratory failure without feeling short of breath, known as "silent hypoxemia," which is confusing for doctors.
  • A study of 1,316 admitted patients showed that those without dyspnea had slightly lower mortality rates (22.6%) compared to those who reported it (29.3%).
  • Although silent hypoxemic patients used less advanced respiratory support like CPAP, their 28-day mortality rate was similar to that of symptomatic patients when considering other severity indicators like oxygen levels and imaging results.
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Background: Human Cytomegalovirus (HCMV) still represents a crucial concern in solid organ transplant recipients (SOTRs) and the use of antiviral therapy are limited by side effects and the selection of viral mutations conferring antiviral drug resistance.

Case Presentation: Here we reported the case of an HCMV seronegative patient with common variable immunodeficiency (CVID), multiple hepatic adenomatosis, hepatopulmonary syndrome and portal hypertension who received a liver transplant from an HCMV seropositive donor. The patient was treated with Valganciclovir (vGCV) and then IV Ganciclovir (GCV) at 5 week post-transplant for uncontrolled HCMV DNAemia.

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Percutaneous transhepatic cholangiography (PTC) is an established treatment in the management of biliary strictures. The aim of our study was to determine the incidence of PTC-related infectious complications in transplanted children, and identify their precise aetiol-ogy. We retrospectively reviewed all PTC performed from January 2017 to October 2020 in our center.

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Background: Most pediatric liver transplantation (LT) centers administer long courses of prophylaxis against cytomegalovirus (CMV) without evidence of benefit and with significant drug exposure and costs. We aimed at evaluating overall outcomes, direct and putative indirect effects of CMV, possible impact of viremia and risk factors for CMV infection in pediatric LT recipients managed with ganciclovir-based preemptive therapy (PET).

Methods: The records of all the children who underwent LT between 2008 and 2014 were retrospectively analyzed.

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Two travelers returning to Italy from southern Egypt were hospitalized with a fever of unknown origin. Test results showed infection with Alkhurma virus. The geographic distribution of this virus could be broader than previously thought.

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We evaluated in an open-label, randomized, controlled, pilot trial if the re-emergence of previously selected resistant strains, harbouring M184V mutation, could be modulated by the use of different drug associations as components of the new antiretroviral regimens. In addition, we assessed the clinical relevance of this mutation on the management of heavily pretreated HIV-infected patients. The primary end-point of the study was the reselection of M184V mutation.

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