Exanthema Subitum

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Written by Yao Li Qin
Pediatrics
1min 20sec home-news-image

Do infants with sudden rash need to take medicine?

Childhood rash illness is a common pediatric acute fever caused by herpes simplex virus types 6 and 7, characterized by a high fever lasting three to four days, followed by the appearance of a rash after the fever subsides. The treatment mainly involves symptomatic management. When a child's body temperature exceeds 38.5°C, antipyretic medications such as acetaminophen and ibuprofen suspension can be administered. It is also important to ensure the child stays well-hydrated. Before the rash appears, it is not certain that it will occur. For most children who have been confirmed through a blood test to have a viral infection, antiviral medications might sometimes be administered. However, these medications ultimately do not shorten the duration of the illness. Once the child has been feverish for three days and the rash appears, no further medication is typically necessary; just ensure the child drinks plenty of fluids. The rash usually spreads within about two days and then quickly fades. (Please administer medication under the guidance of a professional physician.)

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Written by Yan Xin Liang
Pediatrics
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Can children with roseola eat eggs?

Exanthema subitum, also known as roseola, is an acute febrile developmental disease caused by human herpesvirus type 6 or 7. Typically, the acute phase begins with a sudden high fever, where the body temperature can reach 39°C or even exceed 40°C, lasting for about three to five days. After the fever subsides, a rash appears, generally lasting about two days. In cases without complications, the rash disappears after two days, and the condition is resolved. During the fever phase, it is recommended to have a light diet with easily digestible food included. Eggs are rich in protein and phospholipids, making them a nutritious food option that can be given to children in moderation. However, excessive consumption may increase the burden on the child's gastrointestinal function and hinder digestion.

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Written by Yan Xin Liang
Pediatrics
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Should children with roseola avoid certain foods?

Roseola in infants is an acute febrile and rash disease, caused by human herpesvirus type 6 or 7. The fever usually lasts 3-5 days, with high fever as the main symptom. During this period, infants may also experience other symptoms such as decreased appetite, vomiting, or diarrhea, which can affect the function of the digestive system, leading to indigestion. It is recommended that the diet be light and easy to digest, avoiding spicy, stimulating, and greasy foods, as these are not conducive to digestion nor beneficial for recovery from the illness.

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Written by Tong Peng
Pediatrics
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What to do with baby's sudden rash?

If a child develops sudden exanthema, parents need not be overly worried, as this condition is a rash-causing disease due to herpes virus infection and it can heal on its own. Often, the child may experience high fever for three to five days, during which physical cooling techniques and oral antipyretics can be used for symptomatic treatment. It is also appropriate to ensure the child drinks plenty of water and eats nutritious food. Once the fever symptoms alleviate, scattered rose-like rashes may appear on the child's face and trunk, which can fade on their own. During this period, symptoms of indigestion or itchy skin may occur, and taking calamine for itch relief and oral probiotics can help alleviate symptoms of digestive upset. (The use of medications should be conducted under the guidance of a physician.)

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Written by Li Jiao Yan
Neonatology
1min 24sec home-news-image

How to reduce fever in children with roseola?

Roseola in infants is a common febrile exanthematous disease observed in toddlers and infants. Its primary characteristic is the sudden onset of high fever without obvious triggers, with body temperatures reaching 39 to 40 degrees Celsius. Typically, the fever lasts three to five days. During periods of high fever, the child may become irritable or even experience convulsions. Therefore, when confronted with high fever associated with roseola, appropriate fever-reducing treatments can be given. Generally, if the child's overall condition is good, physical cooling methods like a lukewarm bath, cooling patches, or the oral intake of traditional Chinese medicine that reduces fever may be chosen. In cases of persistent high fever—temperatures above 38.5 degrees Celsius at night or above 39 degrees Celsius—children who have previously experienced febrile convulsions may require appropriate fever-reducing medications, dosed according to the child’s weight.

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Written by Li Jiao Yan
Neonatology
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What should I do about baby rash?

Roseola infantum, also known as baby rose rash, is an acute contagious disease in children caused by viral infection. The characteristics of the disease include a sudden onset, with an initial fever lasting 3 to 5 days, followed by a rash after the fever subsides, usually resolving on its own. Roseola infantum is a self-limiting disease with a duration of about one week. Treatment does not shorten the recovery time but can help alleviate uncomfortable symptoms. Treatment measures include: 1. Rest and hydration – Encourage the child to rest and drink plenty of fluids. If the child is very uncomfortable or refuses to drink, hospital treatment may be necessary. 2. Fever management – If the child is very uncomfortable due to high fever, fever-reducing medication can be taken under a doctor's guidance, according to the child's weight.

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Written by Li Jiao Yan
Neonatology
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Can children with roseola be exposed to wind?

Roseola infantum is a common febrile rash disease in toddlers, primarily affecting infants under three years of age, with the general peak incidence at six to seven months. It is usually caused by a viral infection. During the period of roseola, the baby's immune system is weak. Exposure to drafts can lead to catching a cold and may coincide with other viral and bacterial infections, potentially causing discomfort such as coughing, nasal congestion, runny nose, vomiting, diarrhea, etc. Therefore, during the period of roseola, try to avoid taking the baby to crowded places or drafts, or going out in cold weather, and pay attention to caregiving. When their immunity is weak, avoid exposure to cold. Thus, it is best to keep the baby from being exposed to drafts during roseola.

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Written by Yan Xin Liang
Pediatrics
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How many days does it take for a toddler to develop a rash in the case of sudden rash syndrome?

If it's roseola infantum, it is a febrile rash disease. Generally, fever might last about two to three days. After that, a rash will appear, usually after the fever settles down. Initially, this rash typically starts on the face and head, and then spreads to the trunk, chest, back, and can even cover the entire body. These rashes are small papules and generally fade away within two to three days without leaving any scars. Once the rash appears, there's no need to worry, as the body temperature should start to decrease.

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Written by Yan Xin Liang
Pediatrics
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How to reduce fever in children with roseola

In general, infantile roseola initially presents as high fever, which is usually due to viral infection. If the fever subsides after about two days, it is similar to other common viral infections. If the fever is not very high, physical cooling methods can be used, such as sponging with warm water or taking a warm bath. Additionally, fever can be reduced with medications such as ibuprofen and acetaminophen, and it is preferable to avoid intravenous infusions for children with these medications.

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Written by Li Jiao Yan
Neonatology
56sec home-news-image

How long does vomiting last in children with sudden rash?

Roseola in infants is a common febrile rash disease in toddlers, generally caused by a viral infection. The primary clinical manifestations of roseola include high fever lasting 3-5 days. Typically, rash develops as the fever subsides or after the fever has resolved. Some children may also experience other symptoms, such as coughing, nasal congestion, runny nose, and sometimes vomiting or diarrhea. Roseola is generally a self-limiting disease; the rash and other symptoms usually disappear gradually after the fever resolves. However, if roseola is accompanied by other viral or bacterial infections, the duration of the illness or symptoms may be prolonged. Since each child is different, the duration of symptoms like vomiting in roseola varies from one child to another, and there is no specific timeframe.