What should I do about baby rash?

Written by Li Jiao Yan

Neonatology

Updated on September 28, 2024

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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 Hu Qi Feng

Pediatrics

48sec

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What are the symptoms of roseola infantum?

Roseola infantum commonly occurs in infants under one year old, caused by human herpesvirus type 6 infection. It typically presents with very high fever, with temperatures often reaching 39-40 degrees Celsius, and throat congestion. However, the patient generally remains in good condition without obvious symptoms of infection or poisoning. Blood tests are generally normal, indicating a viral infection. Symptomatic treatment is given, and about three to five days later, the temperature abruptly drops. One to two days after the temperature returns to normal, a red, rose-like rash appears, primarily on the head, face, and trunk, consistent with the clinical manifestations of rash following the resolution of the fever.

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Written by Hu Qi Feng

Pediatrics

50sec

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How many times does a young child get a sudden rash?

Roseola infantum is caused by human herpesvirus types 6 and 7, often manifesting as fever and sudden high fever lasting three to five days. The symptoms and signs are mild, disproportionate to the high fever, with 5%-10% of cases experiencing convulsions. On the third to fifth day of the illness, when the fever suddenly subsides, a scattered rose-colored maculopapular rash appears either simultaneously or slightly later, quickly spreading to the neck and trunk, and resolving within one to two days. This condition occurs in 90% of children under the age of two, although it is occasionally seen in older children and adolescents. Most cases are sporadic, and infection usually results in long-lasting immunity. A second occurrence of the disease is rare.

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Written by Li Jiao Yan

Neonatology

1min 5sec

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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 Yao Li Qin

Pediatrics

1min 11sec

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Do babies with roseola fear water?

Roseola infantum is a common pediatric rash disease caused by a viral infection. The main symptoms are a persistent high fever lasting 3 to 4 days, followed by a sudden drop in body temperature and the appearance of a rash. Roseola is caused by a viral infection and is not aggravated by water exposure. During the fever period, if the body temperature is below 38.5°C, it is acceptable to use a warm towel to wipe the child's forehead, neck, armpits, and groin to physically reduce the temperature. At the same time, it is important to ensure that the child drinks plenty of fluids. There is no relationship between roseola and water, and during the period of continuous high fever, it is crucial to keep the child hydrated, as a high fever causes significant fluid loss. Moreover, if the child does not receive adequate fluids, the fever may be difficult to reduce, which is an important point to note. Parents should understand that roseola is not exacerbated by exposure to water.

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Written by Li Jiao Yan

Neonatology

1min 22sec

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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.