Aedes aegypti é o mosquito transmissor da dengue, chikungunya e zika vírus. O Cear&...

EC: Severe dengue cases rise to 17 in a month, with 11 deaths recorded

The cases of severe dengue in Ceará rose from 11 to 17 in one month, between epidemiological weeks 27 and 32, referring to July 25 and August 26. The data are from the last Bulletin of Arboviruses in the State, released by the Ceará Health Department (Sesa) last Friday, 26th. The document also shows that 11 deaths were recorded by the disease in total in relation to confirmed cases.

Deaths from the disease were recorded in residents of the municipalities of Fortaleza (02), Quixadá (02), Aratuba (01), Cascavel (01), Crateús (01), Itapipoca (01), Apuiares (01), Massapê (01) and Mauriti (01). These deaths occurred in March (02), April (04), May (03) and June (02) (Figure 8). Ages ranged from two months to 88 years, with six being female.

The document points out that between epidemiological weeks 27 and 32, diagnoses of the disease jumped from 20.7 thousand to 28.7 thousand, an increase of 38%. Of the confirmed cases of dengue, 40.5% (11,625/28,731) are between 20 and 39 years old and 57.2% (16,444/28,731) were female. It is noteworthy that 26.5% (7,607/28,731) of confirmed cases were registered in children under 19 years of age.

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Despite the growth, the predominant arbovirus in the state continues to be the chikungunya, with 34.6 thousand confirmations. Between July and August, the increase in cases was 31%. In SE 27, the state had 26,300 confirmed cases of chikungunya. Regarding deaths, only one was registered during this period, jumping from 23 to 24 deaths.

The deaths were recorded in Fortaleza (09), Juazeiro do Norte (07), Barbalha (04), Boa Viagem (01), Mombasa (01), Nova Olinda (01) and Pedra Branca (01). The ages ranged between 21 and 93 years, with 13 of the victims being male. The confirmed deaths occurred in February (03), March (06), April (05), May (06) and June (04) of 2022.

In the accumulated result for the year, Ceará totals 151,590 suspicious notifications of arboviruses, with 84,400 cases of dengue, 65,000 of chikungunya and 1,900 of zika. In the comparison between July and August, there was a 20% increase in notifications and a 21% increase in the total number of confirmed diagnoses.

Of the confirmed cases of chikungunya, 53.4% ​​(18,472/34,606) are between 20 and 49 years old, with a mean age of 39 years, and 61.6% (21,330/34,606) are female.

According to data shared by Sesa, an increase of 174.3% is observed in the number of reported cases of arboviruses when compared to the same period in the previous year (55,255).

So far, it is observed that the percentage of discarded cases, 40.9% (62,067/151,590), is very close to the percentage of confirmed cases, 37.6% (57,105/151,590).

Distribution of cases

The Regional Health Superintendence (SRS) of Fortaleza, a territorial division that includes the Capital and the municipalities of the Metropolitan Region (RMF), has the highest number of reported and confirmed cases of both dengue and chikungunya.

The highest proportions of confirmed cases of chikungunya stand out among the reported cases of this disease, except for SRS Norte, demonstrating the intense circulation in the state.

There are 32,900 confirmations, out of 63,300 of the total in the state. Then appear the Superintendencies of Cariri, with 18,000 cases, and of the North, with 4,200 records. The incidence is lower in the Sertão Central and Litoral Leste, regions where 3,900 and 4,100 cases were confirmed, respectively.

Suspected case of arbovirus – how to identify

Dengue – Person who lives or has traveled, in the last 14 days, to an area where dengue transmission is occurring or has the presence of Aedes aegypti, who has a fever, usually between two and seven days;

– Have two or more of the following manifestations: nausea, vomiting, rash, myalgia, arthralgia, headache, retro orbital pain, petechiae, positive loop test or leukopenia;

– Every child coming from or living in an area with dengue transmission, with an acute fever, usually between two and seven days, without an apparent focus of infection.

Chikungunya – Patient with sudden onset fever greater than 38.5°C;

– Arthralgia, or with severe arthritis of acute onset, not explained by other conditions, being a resident or having visited endemic or epidemic areas up to two weeks before the onset of symptoms, or having an epidemiological link with a confirmed case.

Zika – Patient with pruritic maculopapular rash;

– Accompanies the following signs and symptoms: fever, conjunctival hyperemia/non-purulent conjunctivitis, arthralgia/polyarthralgia, periarticular edema.

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