Early detection of dengue symptoms for timely treatment!

When you or a loved one shows signs of a high fever, you may suspect it is a symptom of dengue fever. The following article will help you identify other symptoms of dengue fever so that you can promptly handle and prevent dangerous complications.

Viral hemorrhagic fever (VHF) is a group of infections that can lead to fever, bleeding, and even life-threatening illness. These infections interfere with the blood's ability to clot, damaging the walls of small blood vessels leading to bleeding. Some viral hemorrhagic fevers include:

  • Yellow fever disease
  • Lassa fever
  • Dengue fever
  • Ebola virus disease
  • Marburg fever

Viral hemorrhagic fever is spread through contact with infected animals, people, or insects. You need to recognize early symptoms of dengue fever to promptly treat.

Dengue fever symptoms you should know

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Dengue symptoms can vary depending on the type of illness you have.

1. Signs of dengue fever caused by yellow fever

Yellow fever is an infection caused by the yellow fever virus, an RNA virus of the Flaviviridae family that is transmitted to humans through the bite of a mosquito, commonly found in South America and Africa. When transmitted to humans, the yellow fever virus can damage the liver and other internal organs, even causing death.

In addition to being transmitted to humans from the bite of an infected mosquito, the disease can also be transmitted directly into the bloodstream through an infected needle.

During the first 3–6 days of incubation, you probably won't experience any symptoms of yellow fever hemorrhagic fever. However, as the infection enters the acute phase, you may experience the following symptoms:

  • Fever
  • Headache
  • Dizzy
  • Loss of appetite
  • Nausea, vomiting
  • Red eyes, face or tongue
  • Sensitive to light
  • Muscle pain, especially in the back and knees

Dengue symptoms usually improve and disappear within a few days. However, a small percentage of patients enter the second, more toxic phase within 24 hours of recovering from their initial symptoms. During the toxic phase, symptoms of acute dengue become more severe and life-threatening.

When you notice the signs of dengue fever, you should go to the hospital as soon as possible to increase your chances of recovery and reduce the risk.

2. Manifestations of hemorrhagic fever due to Lassa fever

Lassa fever is a disease caused by a single-stranded RNA virus of the Arenaviridae family of viruses that is transmitted from animals to humans affecting several organs such as the liver, spleen and kidneys.

The common host of this virus is a rat of the genus Mastomys. You can become infected with the Lassa virus from contact with the urine or feces of infected rats. The virus can also spread from person to person through direct contact with the blood, urine, feces or bodily fluids of an infected person. In addition, the disease can also be spread through medical equipment, such as reusable needles, or through sex.

Some people infected with Lassa fever have no symptoms. Symptoms of Lassa fever hemorrhagic fever usually occur 2–21 days after exposure to the virus with the following manifestations:

  • Fever
  • Headache
  • Swollen face
  • Sore throat
  • Chest pain, muscle
  • Nausea, vomiting, diarrhea
  • Severe cases may bleed from the mouth, nose, vagina or digestive tract

According to the World Health Organization (WHO), if you suspect the symptoms of dengue fever due to Lassa fever, you should avoid contact with others, drink plenty of water and see a doctor to prevent death. and transmit the disease to others.

3. Symptoms of Dengue Fever

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Dengue fever is a disease caused by mosquitoes infected with the dengue virus, commonly occurring in tropical and subtropical countries. The disease can also be spread by drawing blood or sharing needles with an infected person.

Dengue fever can cause severe bleeding, a sudden and fatal drop in blood pressure. The disease is most common in Southeast Asia, the western Pacific islands, South America and the Caribbean.

Dengue hemorrhagic fever symptoms usually begin 4–6 days after infection and last up to 10 days, with the following symptoms:

  • Vomit
  • Tired
  • Nausea
  • Pain behind the eyes
  • Sudden high fever
  • Severe headache
  • Severe joint and muscle pain
  • Skin rash, appearing 2-5 days after the onset of fever
  • Mild bleeding (nosebleeds, bleeding gums, or easy bruising)

See your doctor if you have symptoms of dengue fever. Your doctor can diagnose dengue infection with a blood test that checks for the virus or antibodies.

Dengue fever is a fairly common disease in Vietnam and can be life-threatening. Therefore, you need to prevent mosquito breeding by clearing the bushes around the house, breaking the lids of the jars… You also need to put the fish in large water containers to kill the larvae and regularly wash the water containers. small and medium weekly.

During the epidemic season, especially in the rainy season, you also need to prevent mosquito bites by wearing long-sleeved clothes, sleeping under a mosquito net and using mosquito repellent, mosquito spray ...

4. Signs of Ebola hemorrhagic fever

Ebola hemorrhagic fever is a deadly disease caused by a virus. There are five strains of the Ebola virus, of which four can cause disease in humans. The Ebola virus can damage the immune system and other organs, interfere with clotting factors, and cause severe bleeding.

Ebola virus is found in monkeys, chimpanzees as well as other primates in Africa. The virus can be transmitted from person to person through blood, feces, urine or sharing a heart needle with an infected person.

In the early stages of dengue, you may feel like you have the flu or other illnesses. Symptoms of Ebola hemorrhagic fever appear 2–21 days after infection and usually include:

  • High fever
  • Headache
  • Weak
  • Stomachache
  • Less appetite
  • Sore throat
  • Joint and muscle pain

Khi tình trạng bệnh nặng hơn có thể gây chảy máu bên trong cơ thể, từ mắt, tai và mũi. Một số người sẽ nôn hoặc ho ra máu, tiêu chảy ra máu và bị phát ban.

Bác sĩ có thể điều trị triệu chứng sốt xuất huyết do virus Ebola bằng cách bổ sung thêm chất lỏng, chất điện giải, thuốc huyết áp, truyền máu…

5. Triệu chứng sốt xuất huyết do bệnh sốt Marburg

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Sau một thời gian ủ bệnh 5 – 10 ngày, bệnh sốt Marburg sẽ khởi phát đột ngột đi kèm các triệu chứng sốt, ớn lạnh, đau đầu và đau cơ. Khoảng ngày thứ năm sau khi xuất hiện triệu chứng có thể xảy ra phát ban sần, nổi bật nhất trên thân ngực, lưng và bụng. Sau đó, người bệnh có thể gặp các triệu chứng như buồn nôn, nôn, đau ngực, đau họng, đau bụng và tiêu chảy.

Các triệu chứng ngày càng trở nên nghiêm trọng và có thể bao gồm vàng da, viêm tụy, sụt cân nghiêm trọng, mê sảng, sốc, suy gan, xuất huyết ồ ạt và rối loạn chức năng đa cơ quan.

Nhiều triệu chứng của sốt xuất huyết do bệnh sốt Marburg tương tự các bệnh truyền nhiễm khác, như sốt rét hoặc sốt thương hàn. Điều này khiến việc chẩn đoán bệnh có thể khó khăn hơn.

Hiện tại, y học chưa có phương pháp điều trị nào có thể chữa khỏi bệnh sốt xuất huyết do virus mà chỉ có một vài loại chủng ngừa. Cho đến khi vắc xin bổ sung được phát triển, phương pháp tốt nhất cho bạn là phòng ngừa triệu chứng sốt xuất huyết.

Cách xử lý khi gặp phải triệu chứng sốt xuất huyết

Hiện nay, chưa có phương pháp điều trị cụ thể nào đối với hầu hết các trường hợp sốt xuất huyết. Tuy nhiên, thuốc kháng virus ribavirin có thể giúp rút ngắn quá trình nhiễm trùng và ngăn ngừa biến chứng trong một số trường hợp tùy thuộc vào chỉ định của bác sĩ.

Khi mắc phải dấu hiệu sốt xuất huyết, bạn cần được sự chăm sóc y tế hỗ trợ kịp thời. Sốt xuất huyết có thể khiến cơ thể bạn mất nước. Do đó, để ngăn ngừa tình trạng này, bạn cần bổ sung dịch thể sớm để duy trì sự cân bằng các chất điện giải, khoáng chất, những yếu tố rất quan trọng đối với chức năng thần kinh và cơ bắp. Tuy nhiên, bạn tuyệt đối không tự ý truyền dịch mà cần có sự chỉ định và theo dõi của bác sĩ trước khi thực hiện nhằm tránh những vấn đề không mong muốn có thể xảy ra.

Khi bạn gặp phải tình trạng sốt cao thì bác sĩ có thể kê đơn thuốc paracetamol theo liều lượng chỉ định. Tuy nhiên, bạn cần tránh sử dụng aspirin, ibuprofen… vì những thuốc này có thể gây xuất huyết. Trong trường hợp bạn bị xuất huyết nội tạng nặng, bác sĩ có thể chỉ định biện pháp truyền máu cho bạn.

Sốt xuất huyết hiện chưa có thuốc điều trị đặc hiệu nên bạn chỉ có thể được bác sĩ điều trị các triệu chứng. Điều quan trọng là bạn cần sử dụng các biện pháp phòng ngừa triệu chứng sốt xuất huyết, tránh những tình trạng nguy hiểm có thể gây ảnh hưởng đến tính mạng.

Cách phòng ngừa triệu chứng sốt xuất huyết

Early detection of dengue symptoms for timely treatment!  • SignsSymptomsList.com

Nếu bạn sống, làm việc hoặc đi du lịch đến những khu vực thường xuất hiện tình trạng sốt xuất huyết do virus thì hãy thận trọng để bảo vệ bản thân khỏi nhiễm trùng. Sau đây là các biện pháp phòng ngừa triệu chứng sốt xuất huyết mà bạn nên lưu ý:

1. Vaccination

Currently, there are not enough vaccines available to prevent these diseases, with the exception of yellow fever. Yellow fever vaccine is usually a safe and effective vaccine, although in rare cases serious side effects can occur.

Yellow fever vaccine is not recommended for babies under 9 months of age or pregnant women, especially during the first trimester. In addition, vaccines for several other less common viral hemorrhagic fevers are currently being developed.

2. Avoid insects

Try to avoid insects such as mosquitoes and ticks, especially when traveling in areas with viral hemorrhagic fever by the following:

√ Apply a mosquito repellent with a DEET concentration of 20-25% on your skin and clothing.

√ Wear long pants or clothing covered with permethrin, and avoid applying permethrin directly to the skin.

√ Avoid unnecessary activities at dusk and dawn when mosquitoes are most active.

√ If you are staying in local campsites or hotels, use insect nets.

3. Prevent signs of dengue fever by avoiding rodents

If you live in an area with an outbreak of viral hemorrhagic fever, take the following steps to prevent rodent entry in your home:

  • Check doors and windows firmly
  • Dispose of garbage regularly, avoid leaving rubbish indiscriminately
  • Handle pet food with care and have a rat repellent
  • Garbage containers have rat-proof items and clean containers regularly

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