According to the World Health Organization (WHO), in June 3, 2021, there were 171,292,827 confirmed coronavirus disease (COVID-19) cases and 3,687,589 deaths. In addition, by June 2, 2021, a total of 1,581,509,628 vaccine doses had been administered worldwide (). Currently, there is no specific drug for effective and final treatment. Existing vaccines may not be effective against some variants of severe acute respiratory syndrome coronavirus 2. However, vaccine uptake is still low in most countries, and we are not sure […]

COVID-19 and tourism activity: protocols for domestic reopening According to UNWTO data (), the pandemic led to a reduction of approximately 57% in international arrivals in March and a consequent total halt in the following two months, with a reduction of 850 million to 1.1 billion international travels. It may represent a loss of $ 910 billion to US $ 1.2 trillion in export revenues in addition to the closure of direct tourism jobs with a dismissal of 100 to […]

OBJECTIVE: Schistosomiasis remains a public health problem. This was a descriptive and retrospective study of 42 patients with a severe form of schistosomiasis who were admitted to the outpatient clinic of the Faculdade de Medicina da Universidade de São Paulo, São Paulo, in São Paulo, Brazil. METHODS: A data collection questionnaire was designed from the patient charts, and the following variables were evaluated: age, sex, place of birth, occupation, signs and symptoms of schistosomiasis, data from laboratory and imaging examinations, […]

Objective: The purpose of this case-control study was to evaluate risk factors associated with death in children with severe dengue. Methods: The clinical condition of hospitalized patients with severe dengue who died (cases, n = 18) was compared with that of hospitalized patients with severe dengue who survived (controls, n = 77). The inclusion criteria for this study were age under 13 years; hospital admission in São Luis, northeastern Brazil; and laboratory-confirmed diagnosis of dengue. Results: Severe bleeding (hemoptysis), a defining criterion for dengue […]