Spatial, spatio-temporal, and origin-destination flow analyses of patients with severe acute respiratory syndrome hospitalized for COVID-19 in Southeastern Brazil, 2020-2021.

Brazil experienced one of the fastest increasing numbers of coronavirus disease (COVID-19) cases worldwide. The Sao Paulo State (SPS) reported a high incidence, particularly in Sao Paulo municipality. This study aimed to identify clusters of incidence and mortality of hospitalized patients with severe acute respiratory syndrome for COVID-19 in the SPS, in 2020-2021, and describe the origin flow pattern of the cases.

COVID-19 in the state of São Paulo: the evolution of a pandemic.

Objectives: To retrospectively describe severe cases of hospitalized patients and deaths related to the COVID-19 epidemic in the state of São Paulo, starting from the date of the first record, with symptoms onset on 02/10/2020 up to 05/20/2021.

Methods: This is a descriptive study carried out using the Influenza Epidemiological Surveillance System (Sistema de Vigilância Epidemiológica da Gripe - SIVEP-Gripe) database. The rates of incidence, mortality, and accumulated incidence in the period were calculated, stratified by age group and Regional Health Department (RHD).

SARS-CoV-2 reinfection in a healthcare professional in inner Sao Paulo during the first wave of COVID-19 in Brazil.

Coronavirus Disease 2019 pandemic remains a threat to public health. We report 2 cases of Coronavirus Disease 2019 infection in the same healthcare professional in Brazil. Genomic analysis identified that primoinfection was caused by the endemic lineage B.

SARS-CoV-2 reinfection: report of two cases in Southeast Brazil.

From February 26, 2020 to March 11, 2021, coronavirus disease 2019 (COVID-19) pandemic resulted in 11,439,558 cases and 277,102 deaths in Brazil. Among them, 2,195,130 cases and 63,965 deaths occurred in Sao Paulo State, Southeast Brazil. The recent emergence and rise of new variants of SARS-CoV-2 is of concern because of their higher transmissibility and possible association with more severe disease.

[Prevalence of respiratory symptoms in areas of the Federal District, Brazil].

The identification of individuals with respiratory symptoms (RS) is important for the early detection of tuberculosis. The aim of this study was to estimate the prevalence of RS in three administrative regions of the Federal District, Brazil. For this, we used the 30 by 7 cluster sampling technique proposed by the World Health Organization.

[Hepatite A outbreak in an urban area of Luziânia, State of Goiás, Brazil, 2009].

Introduction: This paper describes the investigation to confirm an outbreak of hepatitis A, presents the case distribution by person, time and place, formulates a hypothesis concerning the mode of transmission and presents the recommended measures for prevention and control.

Methods: A descriptive study of a case series and an environmental research were conducted.

Results: An outbreak of hepatitis A was confirmed beginning in March 2009.

Experimental leptospirosis in capybaras (Hydrochaeris hydrochaeris) infected with Leptospira interrogans serovar Pomona.

Capybara (Hydrochaeris hydrochaeris), the largest rodent in the world, is widely distributed in South America. These animals live in areas with abundant water, which makes them a potential reservoir for Leptospira. The objective of this study was to investigate seroconversion, leptospiremia, and leptospiruria in capybaras experimentally infected with a virulent strain of Leptospira interrogans serovar Pomona.