[Exanthema after dengue vaccine (TAK003): first data of passive surveillance in a private vaccination center in Argentina].

Introduction: The tetravalent live virus vaccine developed by Takeda called Qdenga® is available in Argentina and approved for use from 4 years of age without age limit. The objective was to describe clinical characteristics and evolution of the initial reports of rash after the first dose.

Material And Methods: The records of Events Supposedly Attributable to Vaccination or Immunization Reported in a Private Vaccination Center were reviewed between 15/11/2023 and 12/12/2023.

Letermovir Primary Cytomegalovirus Prophylaxis in Allogeneic Hematopoietic Cell Transplant Recipients: Real-Life Data from a University Hospital in Argentina.

Background: Cytomegalovirus (CMV) infection remains the most common clinically significant infection after allogeneic hematopoietic stem cell transplantation (allo-HCT) and is associated with considerable morbidity and mortality.

Objectives: The present study was designed to describe and compare the incidence of untreated CMV reactivation (uCMVr), clinically significant infection (cs-CMVi) and disease (CMVd), as well as CMV-related hospitalization and outcome of allo-HCT patients, either treated with letermovir (LET) primary prophylaxis or managed with preemptive therapy (PET).

Methods: This is a prospective observational cohort study of adult CMV seropositive allo-HCT patients who either received primary prophylaxis with LET within the first 100 days after HCT or were managed with PET.

Establishing priorities to strengthen National Immunization Technical Advisory Groups in Latin America and the Caribbean.

Following the COVID-19 pandemic, the Americas faced a significant decline in vaccination coverage as well as increased vaccine hesitancy. The objective of this paper is to summarize the challenges and opportunities outlined by the National Immunization Technical Advisory Groups (NITAGs) in Latin America and the Caribbean (LAC) and prioritize targeted interventions. The exploratory survey included open-ended questions on two primary components: challenges, and opportunities.

Opinions, Attitudes and Factors Related to SARS-CoV-2 Vaccine Uptake in Eight South American Countries.

This article presents attitudes and practices regarding COVID-19 vaccination in the South American population. The study collected data from a self-administered survey distributed through social media platforms between February and April 2022 ( = 6555). The survey included questions related to participants' sociodemographic background, flu vaccination practices, sources of information about COVID-19, and opinions regarding pandemic management and vaccination against SARS-CoV-2.

[Human monkeypox: epidemiological and clinical characteristics of a series of cases].

Introduction: Monkeypox It is a zoonotic disease. The etiologic agent is the monkeypox virus. Since January 1, 2022, monkeypox cases have been reported to the World Health Organization (WHO) in 110 Member States across 6 WHO regions.