Do toddler exanthemata itch?

Written by Yan Xin Liang

Pediatrics

Updated on November 25, 2024

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Roseola infantum is an acute febrile developmental disease caused by human herpesvirus type 6, and in some cases, by human herpesvirus type 7. Generally, the fever lasts three to five days, and a rash appears after the fever subsides, typically lasting about two days before fading. If there are no complications, recovery is usually swift. The rash in roseola infantum is roseola-like maculopapular and is neither painful nor itchy. Therefore, this rash does not cause itching. If the rash is significantly itchy, the likelihood of roseola infantum is relatively small, and it may be caused by allergies or other reasons.

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Written by Yan Xin Liang

Pediatrics

44sec

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Can infantile roseola recur?

Exanthem subitum (roseola infantum) is a common acute febrile rash disease in infants and young children, caused by human herpesvirus type 6 or 7. The main characteristic is that three to five days after the onset of fever, the fever suddenly drops, and rose-pink maculopapular rashes appear on the skin, easing the condition. If there are no complications, recovery is usually rapid. After contracting exanthem subitum once, most children acquire immunity and it is rare for them to experience it a second time. However, if a child has an immune deficiency or low immune function, there is still a possibility of contracting exanthem subitum again.

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Written by Yao Li Qin

Pediatrics

1min 20sec

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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

44sec

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What should be paid attention to regarding breastfeeding for children with roseola?

Roseola infantum, also known as exanthem subitum, is an acute febrile infectious disease caused by human herpesvirus type 6 or type 7. The main clinical manifestation is a sudden high fever that typically resolves after 3 to 5 days, followed by a rash. The rash, usually a skin rash, dissipates after about 2 days. If the child is breastfed, breastfeeding can continue. However, since it is a viral infection causing the fever and rash, the mother should consume a light and easily digestible diet to avoid burdening the baby's gastrointestinal tract. In addition, it is beneficial for the baby to drink plenty of warm water to aid in recovery from the illness.

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Written by Li Jiao Yan

Neonatology

1min 51sec

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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 Yan Xin Liang

Pediatrics

49sec

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What temperature constitutes a high fever in baby roseola?

Roseola infantum is an acute febrile exanthematous disease caused by human herpesvirus type 6 or 7. Its characteristic is that after 3-5 days of fever, the body temperature suddenly drops, and rose-pink maculopapular rashes appear on the skin. The condition then improves, and if there are no complications, recovery can be swift. Thus, in the early stages of roseola infantum, high fever predominates, generally reaching temperatures around 39 degrees Celsius, or even exceeding 40 degrees Celsius. During the initial high fever, febrile convulsions can occur. Some patients may experience nausea, vomiting, coughing, and drowsiness, while others may exhibit symptoms like diarrhea and swollen, congested tonsils.