Continuing to Get Rash After Having Dengue Fever

This is an automatically translated article.

In case a patient has dengue fever until about the 7th day of the illness, and the rash appears itchy papule, it is most likely a sign that the dengue fever is about to recover.

1. How long does it take for a patient to have a dengue fever rash?

No more itchy dengue rash Usually, dengue fever clears up on its own within 7 days. From the onset of fever to the appearance of the rash on the body is about 2-3 days. About 3 to 4 days later, the itchy dengue rash will continue to appear and become more and more dense. This is one of the clearest signs that the disease is still progressing.
How long the dengue rash will go away depends on the time when the patient's body does not appear new red hemorrhagic spots.
Body reduces fatigue Expression of a high fever of 39oC or higher for 2-3 consecutive days is a warning sign that the patient may have dengue fever. At this time, it is necessary to quickly transfer the patient to a medical facility for an accurate examination and diagnosis. Usually, the dangerous phase of dengue fever is marked by high fever continuously lasting for the first 3 days, the next 2-3 days is the time when dangerous complications are likely to appear. Currently, the patient's body is tired and exhausted.
If it has been 1 week since the onset of fever, but the patient feels that his body is gradually getting better, it means that the disease is recovering, the dengue rash will no longer appear.
Increased excretion Dengue causes the patient's body to become severely dehydrated, resulting in a small amount of urine, sometimes only a very small part of what it usually is. That is why dengue patients should replenish water and electrolytes to make up for the loss.
When the patient can have almost normal bowel movements, accompanied by more urine and approximately the same amount as before dengue fever, it is also a sign that dengue fever is about to go away.
Eat better Having dengue fever, whether severe or mild, will make the patient's body exhausted, tired and anorexia, even in many cases the patient can only drink water, slurp porridge.
If one day the patient feels able to eat, the feeling of wanting to eat, appetite, and eating is more appetizing, then the signs of dengue fever are tending to decrease.

Nếu bạn có cảm giác thèm ăn, ăn ngon miệng hơn thì dấu hiệu sốt xuất huyết đang có chiều hướng thuyên giảm

2. What should be done to get rid of dengue fever quickly?

How long it takes for a dengue fever rash to go away depends a lot on the time of examination, treatment and patient care regimen. During the first 3 days of having a fever and detecting illness, the patient should calmly rest and reduce fever at home. On the 4th day, the patient needs to go to the hospital for a follow-up examination (or according to the doctor's appointment). The patient care regimen should pay attention to the following:
Rest and rehydration First, the patient should take time to rest and arrange to go to the medical facility for examination. When the patient has been to the nearest medical facility, the patient is examined and confirmed to have dengue fever (through test results), at this time the patient should rest at home and actively monitor according to the doctor's instructions. When the body is having a high fever and itchy rash, focus on resting, reducing fever, drinking enough water, replenishing electrolytes and adequate nutrition. Do not be too confused, worry, go to many places, take medicine arbitrarily because it can seriously affect the patient's health, making the disease even more complicated.

Không nên tự ý dùng thuốc tùy tiện

Do not arbitrarily use antipyretics At the onset of fever, because it is not yet determined exactly what disease the fever is caused by, the patient needs to go to the doctor to determine exactly, do not arbitrarily use these drugs. hypothermia, especially aspirin and ibuprofen. These two drugs can make the hemorrhagic rash worse, potentially leading to severe, life-threatening stomach bleeding.
Instead, family members can reduce the patient's fever by having the patient wear light, airy clothes, rest in a well-ventilated place, apply a towel soaked in warm water, squeeze it out, and place it on the patient's forehead or armpit. to lower body temperature. If you want to take the drug, use it only after consulting your doctor. Absolutely do not shave the patient's wind.
Do not go to the wind and take a cold shower. The body of a person with a dengue fever rash is very weak and sensitive to cold. Therefore, patients should only rest at home, should not go to the wind, do not take cold showers. When cleaning the body, it should be done by wiping the body with warm water. Cold water has the ability to cause vasoconstriction on the skin, but it dilates the vessels inside the internal organs, which can lead to sudden death if the person is in poor health.
After the dangerous period, the patient with a dengue fever rash will enter the recovery phase and recover from the disease. At this stage, the patient begins to relieve symptoms, stops the rash, begins to recover gradually, has appetite, and hemodynamic tests gradually return to normal.
Vinmec International General Hospital is one of the hospitals that not only ensures professional quality with a team of leading medical doctors, modern equipment and technology, but also stands out for its examination and consultation services. comprehensive and professional medical consultation and treatment; civilized, polite, safe and sterile medical examination and treatment space.

Please dial HOTLINE for more information or register for an appointment HERE. Download MyVinmec application to schedule appointments and get reminders. MyVinmec app is also available and convenient for your bookings management and Telehealth service with Vinmec doctors all in one.

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Source: https://www.vinmec.com/en/news/health-news/how-long-does-it-take-for-a-dengue-fever-rash-to-go-away/

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