WHO report which year recorded the maximum number of dengue cases?
The largest number of dengue cases ever reported globally was in 2019. All regions were affected, and dengue transmission was recorded in Afghanistan for the first time. The American region alone reported 3.1 million cases, with more than 25,000 classified as severe.
WHO dengue criteria?
The definition of DHF consists of 4 clinical criteria: fever, a hemorrhagic tendency (spontaneous bleeding or a positive tourniquet test result), thrombocytopenia (platelet count, ≤100000 cells/mm3), and plasma leakage as shown by pleural effusion, ascites, or ≥20% hemoconcentration.
WHO dengue 2009 classification?
Dengue classification according to the World Health Organization guidelines issued in 2009. Dengue is classified as dengue with or without warning signs and severe dengue. Diagnosis of dengue requires the presence of fever and at least 2 clinical findings or any warning signs.
What estimates dengue cases from the Philippines 2012?
In 2012, 187,031 cases of dengue were recorded. As of August 31 this year, an estimated 1,107 people have died of dengue in the Philippines, almost half were children between five and nine years of age.
Why did the number of dengue cases drop in a span?
This is due to rapid urbanization and population growth, inadequate water supply and poor management of domestic water containers, poor sanitary and living conditions, and other factors that can contribute to the favorable multiplication of the virus and the mosquito vectors such as climate change.
Can CBC test detect dengue?
Complete blood count (CBC)—to look for low platelet count typical of the later stages of the illness and to detect the decrease in hemoglobin, hematocrit, and red blood cell (RBC) count (evidence of anemia) that would occur with blood loss associated with severe dengue fever.
What are the classifications and levels of severity of dengue?
3) classify dengue according to levels of severity: dengue without warning signs; dengue with warning signs (abdominal pain, persistent vomiting, fluid accumulation, mucosal bleeding, lethargy, liver enlargement, increasing haematocrit with decreasing platelets); and severe dengue (dengue with severe plasma leakage.
How is dengue virus diagnosis?
Nucleic acid amplification tests (NAATs) For patients with suspected dengue virus disease, NAATs are the preferred method of laboratory diagnosis. NAATs should be performed on serum specimens collected 7 days or less after symptom onset.
Who first discovered dengue fever?
Discovery of the Dengue Viruses In 1943, Ren Kimura and Susumu Hotta first isolated the dengue virus. These two scientists were studying blood samples of patients taken during the 1943 dengue epidemic in Nagasaki, Japan. A year later, Albert B. Sabin and Walter Schlesinger independently isolated the dengue virus.
What rank is dengue in the Philippines?
Among the 10 Association of Southeast Asian Nations (ASEAN), the Philippines ranks fourth in the number of dengue cases.
What are the who guidelines for the management of dengue?
national guideline in 2000 for the clinical management Of dengue by customizing the SEARO/WHO guidelines tuned to the prevailing local situations providing appropriate management for dengue patients to mitigate the morbidity, to prevent regrettable mortality and to create for appropriate prevention and control.
What is the 2nd edition of the dengue prevention and control?
2nd Edition of Comprehensive Guidelines for Prevention and Control of Dengue and Dengue Haemorrhagic Fever The second edition of the Comprehensive Guidelines on Prevention and Control of Dengue and Dengue Haemorrhagic Fever was initially drafted by Mr Nand L. Kalra, independent expert on dengue prevention and control.
What’s new in the control of dengue fever?
Since then new strategies and developments in the control of dengue fever, DHF and DSS have come to light. The Regional Guidelines were extensively revised, updated and expanded with the focus on new and additional topics of current relevance to the populations of Member States of the Region.
How is dengue control in the Sea region regulated?
to dengue control. All Member countries of the SEA Region are signatories to the International Health Regulations (IHR) 2005. These Regulations have a specific provision for the control of Ae. aegyptiand other