The incubation period of hand, foot and mouth disease is usually 3-4 days, and those with mild symptoms can often recover on their own. However, some patients with severe symptoms usually develop suddenly, and about half of the patients develop low-grade fever. The rash appears on the day of onset or the second day, and appears 1-2 days later. First it is rose-colored erythema or maculopapular rash. One day later, some of the rash forms into blisters. It is mainly seen on the palms of the fingers or toes, around the nails, and on the feet. Along with the edges, infants and young children or those with a lot of rash can also see it on the palms, soles, buttocks, inner thighs and perineum. Sometimes it can also be seen on the knees and elbows. The herpes is oval in shape and contains serous fluid. It usually does not burst and secondary infection is rare. It can be absorbed and dried in 2-4 days, forming a dark brown scab, and no scar will be left after the scab is peeled off.

There are also scattered red spots and herpes on the oral mucosa, cheeks, lips, tongue and soft palate. Oral herpes is easy to rupture and cause ulcers. Children have pain when eating, refuse to eat, drool, etc.

Symptoms of hand, mouth and foot disease:

1. Most children develop a sudden onset of symptoms. They first present with high fever, usually above 38 degrees, accompanied by headache, cough, and runny nose. Symptoms such as nasal discharge and body temperature persist. The higher the body temperature, the longer the course of the disease and the more severe the condition.

2. Herpes can be seen on the oral mucosa and lips of children when they have a fever or 1-2 days after the fever. After the herpes ruptures, ulcers will form and the pain will be severe. Children often Showing discomfort such as irritability, crying, drooling, and not eating.

3. Skin maculopapular rashes can be seen on the palms, soles and buttocks of the child 1-2 days after oral herpes. The soles of the feet are the most common. The herpes are round or oval, flat and small. The rash is as large as a grain of rice or as big as a pea, hard and contains turbid liquid, and is surrounded by redness.

4. The rash of hand, foot and mouth disease in children rarely appears on the trunk and face. It usually subsides in about 7 days and will not cause scars or leave marks.

5. Hand, foot and mouth disease in children is a mild self-healing disease. Most children have a good prognosis. A few severe children may be complicated by myocarditis and encephalitis, but this is very likely. Small.

6. The entire course of the disease ends in about 1 week, and generally there will be no serious consequences. As long as proper care is taken, no pigment marks or scars will be left on the skin.

Experts remind that to prevent hand, foot and mouth disease in children, we must pay attention to the environment and personal hygiene. The room should be regularly opened for ventilation and kept clean and hygienic; let children wash their hands before meals and after using the toilet; do not let children drink boiled water or water in summer. Eat cold drinks and wash fruits and vegetables before eating them raw; food must be sterilized at high temperatures and do not eat perishable food; children’s tableware, toys and other supplies must be disinfected in time to prevent diseases from entering the mouth. At the same time, avoid letting children go to crowded public places to reduce the chance of infection.