Hand, foot, and mouth disease is spread through:

Written by Yan Xin Liang
Pediatrics
Updated on September 26, 2024
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Hand, foot, and mouth disease is an infectious disease caused by enteroviruses. There are more than 20 types of enteroviruses that can cause the disease, among which Coxsackievirus A16 and Enterovirus 71 are the most common. It frequently occurs in children under the age of 5 and manifests as mouth pain, loss of appetite, low fever, and small blisters or ulcers on the hands, feet, and mouth. Most affected children can recover within about a week. The main routes of transmission for hand, foot, and mouth disease can include the gastrointestinal tract, as well as respiratory transmission, and close contact such as through saliva, cough droplets, etc. Sharing utensils can also spread the disease.

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Written by Yan Xin Liang
Pediatrics
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Late-stage symptoms of hand, foot, and mouth disease

Hand, foot, and mouth disease is an acute infectious disease caused by enterovirus infection. Generally, there are more than twenty types of enteroviruses that cause hand, foot, and mouth disease, but the most common are Coxsackie virus A16 and enterovirus 71. The initial symptoms of hand, foot, and mouth disease are blisters in the hands, feet, and mouth; some cases include fever, while others do not. In later stages, the disease may exhibit recurring fevers, and the blisters on the mouth, hands, feet, and buttocks may burst and crust over. After crusting, the blisters gradually heal, but in some cases, the disease can progress to severe cases. For instance, complications such as encephalitis, brainstem encephalitis, myocarditis can occur, and some cases may develop neurogenic pulmonary edema, pulmonary hemorrhage, and circulatory failure, among others. However, such severe cases are generally rare.

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Written by Quan Xiang Mei
Pediatrics
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Symptoms of hand, foot, and mouth disease

Hand, foot, and mouth disease is a common infectious disease during childhood, characterized by rashes on the hands, feet, and around the mouth as described by its clinical symptoms. Concurrently, with the red rashes, there are symptoms such as fever. In children, vesicles in the throat can cause severe sore throat. These are the common symptoms of hand, foot, and mouth disease. Since hand, foot, and mouth disease is caused by a viral infection, some children may experience myocarditis-like symptoms such as chest tightness, fatigue, and shortness of breath due to the virus affecting the myocardium, or present symptoms of myocardial damage. These are common clinical symptoms of hand, foot, and mouth disease.

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Written by Yan Xin Liang
Pediatrics
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How is hand, foot, and mouth disease transmitted?

Hand, foot, and mouth disease is an infectious disease caused by enteroviral infections. There are more than 20 types of enteroviruses that can cause hand, foot, and mouth disease, but the most common are Coxsackievirus A16 and Enterovirus 71. The main clinical symptoms include pain in the mouth, anorexia, low fever, and the appearance of small vesicles or ulcers on the hands, feet, mouth, and other areas. Most children can recover in about a week, but a few may develop serious complications such as myocarditis, pulmonary edema, and aseptic meningitis. The general transmission routes are through the digestive tract, respiratory tract, and close contact, such as through droplets, sharing utensils, and hand-to-mouth contact, etc.

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Written by Yan Xin Liang
Pediatrics
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Symptoms of hand, foot, and mouth disease

Hand, foot, and mouth disease is a disease caused by enterovirus that results in sores on the hands, feet, mouth, and buttocks, accompanied by symptoms such as fever. It is generally caused by Enterovirus 71 or Coxsackievirus A16. Most cases of hand, foot, and mouth disease are typical and may involve fever, low fever, or no fever at all. However, common symptoms include sores in the mouth and on the pharynx, as well as on the hands, feet, and buttocks. The general course of the disease lasts five to seven days, but severe cases may last longer. Severe cases may present with symptoms such as listlessness, irritability, vomiting, and trembling limbs. More serious conditions can include microcirculatory disorders, difficulty breathing, shortness of breath, neurogenic edema, and bleeding, among others.

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Written by Yao Li Qin
Pediatrics
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Is hand, foot, and mouth disease serious?

Hand, foot, and mouth disease is a contagious viral infection primarily characterized by scattered vesicular or papular rashes on the hands, feet, mouth, and buttocks. It is generally a mild condition, and typical symptoms include fever and rash. It can be treated with oral medications and by taking care of oral and skin hygiene, usually healing quickly. Severe cases caused by the EV71 virus can lead to varying degrees of intracranial pressure. In such serious cases, prompt treatment with mannitol and furosemide to reduce intracranial pressure is necessary; corticosteroids may also be needed if required. For children with severe hypoxia, timely correction of oxygen deficiency is crucial, along with intravenous fluids to maintain stable blood pressure, respiration, heart rate, and microcirculation. (Please consult a professional physician for medication guidance and do not self-medicate.)