Publications by authors named "G Montesi"

A paradigmatic case is presented of subarachnoid hemorrhage as the initial sign of bacterial endocarditis on a mechanical cardiac prosthesis, in the absence of symptoms and echocardiographic evidence of infective endocarditis and vegetation. The presentation emphasizes the need to pursue a diagnostic workup for bacterial endocarditis whenever a patient with a mechanical prosthesis presents to the emergency department with focal neurologic signs. In addition, it highlights the potential use of second-level diagnostic tools to assess the extent of abscess presence and lesion extension to other cardiac structures for proper surgical planning.

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  • A patient with prosthetic aortic valve endocarditis faced severe complications, necessitating urgent surgery due to significant valve detachment and prior cardiac surgeries.
  • Preoperative imaging uncovered a rare left superior vena cava anomaly, which required special techniques for safe surgery.
  • The surgical procedure involved removing the infected valve and tissue, then replacing it with a cryopreserved aortic homograft for better fit and function.
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  • A phase 2a clinical trial demonstrated that the leishmaniasis vaccine ChAd63-KH is safe and can generate an immune response in Sudanese patients with post kala-azar dermal leishmaniasis (PKDL).
  • A follow-up phase 2b randomized trial assessed its therapeutic efficacy, comparing the vaccine to a placebo in 86 participants with uncomplicated PKDL.
  • Results indicated no significant improvement in clinical outcomes or severity of PKDL, suggesting that ChAd63-KH does not provide therapeutic benefits for this condition in the studied population.
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Background: The Study Group for the Biology and Treatment of the OligoMetastatic Disease on behalf of the Italian Association of Radiotherapy and Clinical Oncology (AIRO) has conducted a national survey with the aim to depict the current patterns of practice of stereotactic body radiotherapy (SBRT) for spinal oligometastases.

Methods: The Surveymonkey platform was used to send a 28-items questionnaire focused on demographic, clinical and technical aspects related to SBRT for spinal oligometastases. All the AIRO members were invited to fill the questionnaire.

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Background: SARS-CoV-2 mRNA vaccines are highly immunogenic in people living with HIV (PLWH) on effective antiretroviral therapy (ART). However, whether viro-immunologic parameters or other factors affect immune responses to vaccination is debated. This study aimed to develop a machine learning-based model able to predict the humoral response to mRNA vaccines in PLWH and to assess the impact of demographic and clinical variables on antibody production over time.

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