WHO criteria dengue hemorrhagic fever?
The WHO criteria fordengue hemorrhagic fever are fever (2-7 days in duration or biphasic), minor or major hemorrhagic manifestations including a positive tourniquet test, thrombocytopenia (≤100,000/µL), and objective evidence of increased capillary permeability (hematocrit increased by ≥ 20%), pleural effusion or …
How is DHF treated?
There is no specific medicine to treat dengue infection. If you think you may have dengue fever, you should use pain relievers with acetaminophen and avoid medicines with aspirin, which could worsen bleeding. You should also rest, drink plenty of fluids, and see your doctor.
What are the signs and symptoms of DHF assessed as Grade II?
Symptoms include frontal headache, retro-orbital pain, myalgias, arthralgias, hemorrhagic manifestations, rash, and low white blood cell count. The patient also may complain of anorexia and nausea.
What is DHF and DSS in dengue?
The symptomatic cases are categorized as undifferentiated febrile illness (UF), dengue fever (DF), dengue hemorrhagic fever (DHF), dengue shock syndrome (DSS) and unusual dengue (UD) or expanded dengue syndrome (EDS) [1].
How do you prevent DHF?
Use insect repellent, wear long-sleeved shirts and long pants, and control mosquitoes inside and outside your home. Each year, an estimated 400 million people are infected with dengue virus through the bites of infected mosquitoes.
What causes DHF?
Dengue hemorrhagic fever can occur when someone is bitten by an infected mosquito or exposed to infected blood. Mosquitoes are the most common cause. There are four different types of the dengue virus. Once you contract one of the viruses, you develop immunity to that virus for the rest of your life.
What is the minimum WBC count in dengue?
Dengue fever is characterized by leucopenia (White Blood Cells (WBC) < 5000 cells/mm3), thrombocytopenia (< 150,000 cells/mm3), rising haematocrit (5–10%) and there should be no evidence of plasma leakage [10].
When should IV fluids be given in dengue?
Conclusions. Patients in critical phase of DHF required a higher volume of fluids from the 3rd day of fever and again on 5th to 7th day of fever.
What is TLC count in dengue?
Normal leukocyte counts were observed in 52 (29.89%) cases with counts between 4000-11000 cells/mm3 with 10 cases of severe dengue and 42 cases of non-severe dengue [8].
How much platelets is normal in dengue?
Dengue fever can result in a drop in your white blood cell and platelet counts. The normal platelet count in the body ranges from 1.5 to 4 lacs, this can go down to as low as 20,000 to 40,000 in the case of dengue patients.
Which drip is best in dengue?
For patients with DSS and the 30% of non-shocked dengue patients who require intravenous fluid therapy, a range of solutions is available for plasma volume support. Crystalloid solutions, such as normal 0·9% saline or Ringer’s lactate, are the ones most commonly used.
Which drip is best for dengue fever?
An ideal intravenous fluid for patients with dengue is one that is isotonic. However, even isotonic crystalloid solutions have their limitations when used in large quantities. Therefore it is advisable to understand the limitations of these solutions to avoid complications.