Exanthema Subitum

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Written by Li Jiao Yan
Neonatology
1min 51sec home-news-image

How to care for toddler's sudden rash in winter?

Roseola infantum, also known as baby roseola, is a common acute febrile rash skin disease in infants and toddlers. It is characterized by sudden fever in children under three years old that lasts for 3-5 days, followed by a sudden drop in temperature and the appearance of rosy-pink maculopapular rashes. Typically, there is no apparent cause for roseola, with sudden high fevers reaching about 39 to 40 degrees Celsius, lasting for 3-5 days, after which the fever drops suddenly, and then rashes appear as the temperature falls. In winter, if a child contracts roseola, it is particularly important to pay attention during periods of high fever. Make sure the child does not wear too much clothing. Overdressing or wrapping the child too tightly during a fever can lead to overheating syndrome, which, in severe cases, could be accompanied by damage to other organs. Additionally, if the child sweats during the fever, clothing should be changed promptly to prevent catching cold. Furthermore, avoid exposing the child to drafts. If the child experiences wind chill during a feverish sweat, it makes them more susceptible to other infections, like upper respiratory infections or potentially pneumonia. Therefore, during winter, when children exhibit high fevers from roseola, close monitoring of their body temperature is essential, as well as avoiding overheating syndrome. Close observation of the child's mental state is crucial if they exhibit high fever. If their mental condition worsens or if they show signs of convulsions, medical attention should be sought immediately.

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Written by Li Jiao Yan
Neonatology
1min 22sec home-news-image

Do infants with roseola feel itchy?

Toddler rash, also known as roseola infantum, is a common acute febrile rash skin disease in infants and young children. It is characterized by a sudden drop in body temperature after high fever for 3-5 days in infants and young children under three years of age, accompanied by the appearance of rose-red maculopapular rashes. The distinctive feature of these rashes appears concurrently with the subsidence of the fever or after the fever has subsided, mainly concentrated on the trunk, head, and neck, with fewer occurrences on the limbs. There are usually no rashes below the elbows and knees or on the palms and soles. The rash fills up within 24 hours, and starts to fade 1-2 days later without leaving any pigmentation or scaling. The rash in toddler exanthem does not cause significant itching, and does not leave pigmentation or scaling after it subsides. Therefore, during the rash period of toddler exanthem, if the child is crying and restless, it may be related to the high fever. Parents should generally avoid scratching the rash for the baby to prevent skin damage and secondary bacterial infections.

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Written by Li Jiao Yan
Neonatology
1min 23sec home-news-image

What to do with infantile sudden rash

Infantile roseola is a common febrile rash disease in infants and young children, primarily caused by viral infections. The main typical symptoms are high fever, usually around 40 degrees Celsius, followed by a fever lasting three to five days. When the fever subsides, a rash appears simultaneously or afterwards, persisting for 2-3 days before gradually fading. Some children may also experience vomiting, diarrhea, or convulsions during high fever. Therefore, the treatment for infantile roseola is generally symptomatic. During high fever, physical cooling is applied, and appropriate antipyretics are used to prevent febrile convulsions. It is important to ensure adequate hydration and provide easily digestible food. Appropriate heat-clearing and detoxifying traditional Chinese medicines or patent medicines can also be given. If convulsions occur, it is urgent to seek medical attention, and doctors can administer suitable sedatives and antispasmodic medications based on the child's condition. Other symptoms, like vomiting and diarrhea, should be treated with appropriate antidiarrheals or digestive aids as needed, to help alleviate discomfort in the child.

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Written by Yan Xin Liang
Pediatrics
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How many days does a toddler's fever rash last?

Roseola infantum is a viral infectious disease, generally characterized by a fever that lasts about three days, followed by a rash. The rash typically appears after the fever subsides and gradually emerges, starting from the head and neck and spreading to the trunk and limbs, potentially affecting the entire body. The rash usually consists of congestive red maculopapular lesions, which may slowly fade after two to three days.

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Written by Li Jiao Yan
Neonatology
1min 5sec home-news-image

Symptoms of sudden rash in infants

The symptoms of baby rash, a common febrile exanthematous disease in infants and toddlers, usually occur in children under three years old. The peak incidence is between six and seven months after birth. Typically, the child suddenly has a high fever without an obvious cause. The general body temperature is around 39 to 40 degrees Celsius. Besides a loss of appetite, the child generally remains in good spirits, though some may present with a mild fever, not exceeding 38 degrees Celsius. After three to five days of fever, the temperature suddenly drops, generally returning to normal within twenty-four hours. Once the fever subsides or as the temperature begins to decrease, a rash typically appears on the skin, usually rose-red maculopapular or macular rashes. A few children may show mild irritability, swollen lymph nodes, or symptoms of diarrhea and vomiting.

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Written by Gong Hui
Pediatrics
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What age do children typically get roseola?

Exanthem subitum in infants is a viral infectious disease caused by human herpesvirus type 6 and type 7. Newborns initially acquire protective antibodies from their mothers. Generally, after five to six months, as antibody levels decrease, the likelihood of contracting a virus such as human herpesvirus increases. The peak age for contracting exanthem subitum is between six months and two years, although this can vary. Children aged three to four, who have not contracted exanthem subitum or the human herpesvirus before the age of two, can still contract the disease.

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Written by Li Jiao Yan
Neonatology
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Regular fever pattern in children with roseola

Roseola infantum, also known as baby rose rash, is a viral infection primarily caused by human herpesvirus, leading to a feverish rash disease. The fever often begins suddenly without clear signs, potentially reaching high temperatures of 39 to 40 degrees Celsius. Typically, the fever lasts 3-5 days, after which the temperature might drop suddenly, possibly returning to normal within 24 hours. As the fever subsides, or shortly thereafter, maculopapular rashes appear, mainly on the face, neck, and trunk.

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Written by Li Jiao Yan
Neonatology
47sec home-news-image

Process of fever reduction for children with roseola

Infantile roseola, also known as exanthema subitum, is a common acute febrile rash illness in infants and young children. It is characterized by high fever in children under three years old lasting for 3-5 days, followed by a sudden drop in body temperature. Simultaneously, rose-pink maculopapular rashes appear. One distinguishing feature of the fever associated with this illness is that after three to five days of high fever, body temperature generally spikes, then suddenly drops. Typically, within 24 hours, the temperature returns to normal. After the fever subsides or as the body temperature drops, rashes begin to appear on the skin.