Cases of severe respiratory syndrome in children increased in February

The incidence of severe acute respiratory syndrome (SARS) cases in children saw a “significant increase” in several states throughout February, the Oswaldo Cruz Foundation (Fiocruz) reported today (17) in the InfoGripe newsletter. The analysis covers the period between February 6 and March 12, a period marked by the resumption of the school year.

According to the researchers, preliminary laboratory data suggest that the increase is associated with respiratory syncytial virus (RSV) in the 0-4 year age group, in addition to also weighing the interruption of the fall in cases associated with the Sars-CoV-2 (covid-19). ) between 5 and 11 years.

Among adults, the bulletin highlights that the decline in incidence is gradually slowing, indicating a possible stabilization at a level similar to that recorded at the end of October 2021, when the lowest number of new weekly cases since the start of the epidemic has been registered. . of covid-19 in Brazil.

The exception to this scenario of slower decline was the population over 70, which still shows a significant weekly decline, having suffered the strongest impact during the peak at the start of the year.

Analysis of SARS cases shows that of those who tested positive for respiratory viruses, 0.8% were influenza A, 0.2% influenza B, 6.5% RSV and 86, 7% of covid-19. Among deaths from viral SARS, covid-19 reached 97.3%.

Fiocruz also informs that in three federative units there has been a sign of growth in the long-term trend of the incidence of SARS: Federal District, Espírito Santo and Roraima. All others show signs of decline. Among the capitals, only two show signs of growth in the long-term trend: Boa Vista and Fortaleza.

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