Yellow fever: symptoms, causes and treatment

Yellow fever under the protection of all countries where yellow fever is distributed on the African and South America continent, while there are no yellow fever injuries in Asia, where a significant increase has been recorded in the rate of yellow fever spread in South America over the past few years. So far, this disease is the only one to be vaccinated in terms of the Act, and therefore the traveler in many airports in Africa or South America must show the international vaccination document and prove that it receives vaccination against yellow fever. Yellow fever infection is transmitted by mosquitoes who receive the disease virus of monkeys or people with yellow fever after the period of the virus conservation for 1-14 days, as the patient becomes yellow color as the name of the disease develops fever and bleeding, especially from the stomach. Symptoms of yellow fever during the three days to the first six after suffering from yellow fever, that is, during the incubation period, you will not face any signs or symptoms, then the infection comes in an acute stage and then in some cases there is a toxic stage that may be life -threatening, in the following details: 1. headache. Muscle pain, especially in your back and knees. Sensitivity to light. Nausea and vomiting or both. Loss of appetite. dizziness. Red eyes, face or tongue. 2. Symptoms of the toxic stage include the most important symptoms: the yellowing of your skin and whiteness. Abdominal pain, vomiting and sometimes blood. Lack of urination. Blood of your nose, mouth and eyes. Slow heartbeat. Kidney and liver failure. Performance -weakness, including delirium, attacks and coma. The causes and factors of the risk of yellow fever in the following are the most important causes and risk factors: 1. The causes of yellow fever are yellow fever caused by a virus spread by a mosquito, where these mosquitoes multiply in human housing and even in clean water, where people and monkeys are more transferred to the yellow fever. If the mosquitoes bite a person or a monkey with yellow fever, the virus enters the bloodstream and turns it before it goes into the salivary glands, and if the affected mosquitoes bite a monkey or another person, the virus goes into the host’s blood track where it can cause illness. 2.. The risk of yellow fever may run the risk of developing the disease if you travel to an area where mosquitoes still carry the yellow fever virus. These regions include under -Saharan Africa and South Africa. Even if there are no current reports on people in these areas, it does not mean that they are free from risk, it is possible that the locals are vaccinated and protected from the disease or that the cases of yellow fever have not been discovered and officially reported. Anyone can develop a yellow fever virus, but the elderly are more likely to develop a serious illness. Complications of yellow fever lead to yellow fever to the death of 20% – 50% of those suffering from serious illnesses, including complications during the toxic stage: kidney failure. Liver failure. Jaundice. Delirium. Coma. Bacterial infections such as pneumonia or blood infections. People who survived the infection gradually recover over a period of a few weeks to months, usually without significant damage to the organs. Yellow fever diagnosis can be difficult to diagnose the signs and symptoms is difficult, as it is early in its course, where it can easily be confused between infection, malaria, typhoid, dengue fever and other viral hemorrhagic fever. To diagnose the condition, the doctor will probably do the following: Ask questions about your medical history and the date of travel. Gather a blood sample to analyze it. If you suffer from yellow fever, your blood can reveal the virus itself, but if this is not the case, you can also reveal blood tests over the antibodies and other substances of the virus. Yellow fever treatment has not been proven by antiviral medication that is useful for treating yellow fever. As a result, the treatment exists in the first place of supportive care in hospital, which includes: providing fluids and oxygen. Keep the appropriate blood pressure. Lost blood compensation. Dialysis for kidney failure. Treat any other infection that develops. If you suffer from yellow fever, your doctor will probably recommend staying within mosquitoes to transfer the disease to others. Yellow fever prevention The grace of yellow fever has been very old for over 60 years, as it consists of a weak virus that grows on the surface of fertile chicken eggs, as this vaccination is a living virus, and pregnant women are prohibited from obtaining it and it can only be vaccination in vaccination after reaching 9 months, and people with allergy cannot be vaccinated. If you are planning to travel to these areas, you can protect yourself by getting a yellow fever a few weeks before your trip, and can include prevention methods to ensure that the mosquitoes are not exposed to the following: Avoid unnecessary external activities when mosquitoes are more active. Put on shirts with long sleeves and long trousers as you go to mosquitoes. Stay in the air -conditioned or well -covered housing. Use mosquitoes if your place of residence does not contain good windows or air conditioners, as the pre -processed mosquitoes provide extra protection.